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  1. Woman looking at lobster held by Dr. Roger Revelle at Scripps Institution of Oceanography

    • Collection: San Diego History Center Photographs
    • Date: ca. 1955
    • Topic: Revelle, Roger, 1909-1991; Lobsters; Oceanography; Scripps Institution of Oceanography
    • Format: image
  2. Dr. Roger Revelle with model of research vessel Horizon at Scripps Institution of Oceanography

    • Collection: San Diego History Center Photographs
    • Date: ca. 1955
    • Topic: Scripps Institution of Oceanography; Revelle, Roger, 1909-1991; Oceanography
    • Format: image
  3. Proposed University of California Mid-Pacific Expedition

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991
    • Date: 1949-10-10
    • Topic: MidPac Expedition; Submarine geology; San Diego (Calif.)
    • Format: image
  4. MidPac Scientific Program for August 4 and 5 1950

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991; Faughn, James Lawrence, 1910-1985
    • Date: 1950-08-04
    • Topic: Oceanographic instruments; Bathythermograph; North Pacific Ocean; Oceanography; Hydrophone; Seismic profiling; Drill Core; Submarine geology; Marine biology
    • Format: image
  5. Discovery in the central Pacific of a tremendous underwater mountain range

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: University of California; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991
    • Date: 1950-11-04
    • Topic: Submarine geology; San Diego (Calif.); MidPac Expedition
    • Format: image
  6. MidPac Scientific Program for August 11, 1950

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Horizon (Ship); Midpac Expedition (1950); Faughn, James Lawrence, 1910-1985; Revelle, Roger, 1909-1991
    • Date: 1950-08-11
    • Topic: Marine biology; Oceanography; North Pacific Ocean; Bathythermograph; Hydrophone; Oceanographic instruments
    • Format: image
  7. Memorandum to All Hands

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Spencer F. Baird (Ship); Capricorn Expedition (1952-1953); Revelle, Roger, 1909-1991
    • Date: 1952-10-16
    • Topic: Oceanography--Research-- North Pacific Ocean; San Diego (Calif.); Scientific expeditions--Pacific Ocean
    • Format: image
  8. Telephone conversation with Marston Sargent, Jeff Holter and Roger Revelle

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Sverdrup, H. U. (Harald Ulrik), 1888-1957; Midpac Expedition (1950); Holter, Norman J., 1914-1983; Revelle, Roger, 1909-1991; Sargent, Marston Cleaves, 1906-; Sverdrup, H. U. (Harald Ulrik), 1888-1957
    • Date: 1946-01-22
    • Topic: San Diego (Calif.); Marshall Islands--Bikini Atoll; Operation Crossroads, 1946
    • Format: image
  9. Notes on the Joint Scripps Institution of Oceanography-U.S. Navy Electronics Laboratory Mid-Pacific Expedition

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991
    • Date: 1950-11-01
    • Topic: MidPac Expedition; San Diego (Calif.)
    • Format: image
  10. Memorandum to Roger Revelle

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Dietz, Robert S. (Robert Sinclair), 1914-; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991; Dietz, Robert S. (Robert Sinclair), 1914-
    • Date: 1950-06-07
    • Topic: MidPac Expedition; San Diego (Calif.); Seamounts; U.S. Navy Electronics Laboratory (San Diego, Calif.)
    • Format: image
  11. MidPac Scientific Program for 1 August 1950

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991
    • Date: 1950-08-01
    • Topic: Marine biology; Heat flow; North Pacific Ocean; Bathythermograph; Oceanography; Oceanographic instruments; Submarine geology
    • Format: image
  12. MidPac Operations Plan 21/23 September 1950

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991
    • Date: 1950-09-21
    • Topic: Drill cores; Submarine geology; Bikini Atoll; Marine biology; Oceanographic instruments; Oceanography; Hydrophone
    • Format: image
  13. Radio dispatch to Norris W. Rakestraw

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991; Rakestraw, Norris W. (Norris Watson), 1895-1982
    • Date: 1950-09-09
    • Topic: Horizon (Ship); Telecommunication; MidPac Expedition; Submarine geology; North Pacific Ocean
    • Format: image
  14. MidPac Scientific Program for 30 July 1950

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991
    • Date: 1950-07-30
    • Topic: Submarine geology; Sounding and soundings; Oceanographic instruments; Oceanography; North Pacific Ocean; Marine biology
    • Format: image
  15. Revised Mid-Pac Schedule

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Scripps Institution of Oceanography; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991
    • Date: 1950-0725
    • Topic: Oceanography; San Diego (Calif.)
    • Format: image
  16. MidPac Scientific Program for August 4, 5 and 6 1950

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991; Faughn, James Lawrence, 1910-1985
    • Date: 1950-08-04
    • Topic: North Pacific Ocean; Submarine geology; Hydrophone; Oceanography; Bathythermograph; Drill Core; Oceanographic instruments; Marine biology
    • Format: image
  17. Letter to Harald U. Sverdrup

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; E.W. Scripps (Ship); Gulf of California Expedition; Revelle, Roger, 1909-1991
    • Date: 1940-11-25
    • Topic: Guaymas (Sonora, Mexico); Oceanography; Scientific expeditions--Mexico
    • Format: image
  18. Letter to Harold C. Urey

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Midpac Expedition (1950); Urey, Harold Clayton, 1893-; Revelle, Roger, 1909-1991; Bullard, Edward Crisp, Sir, 1907-1980
    • Date: 1951-01-09
    • Topic: San Diego (Calif.); Submarine geology; Heat flow; MidPac Expedition
    • Format: image
  19. MidPac Scientific Operation Plan, August 21, 22, 23

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991
    • Date: 1950-08-21
    • Topic: Oceanography; Oceanographic instruments; Hydrophone; North Pacific Ocean; Seismic profiling
    • Format: image
  20. Letter to Harald U. Sverdrup

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Gulf of California Expedition; E.W. Scripps (Ship); Revelle, Roger, 1909-1991
    • Date: 1940-11-18
    • Topic: Scientific expeditions--Mexico; Oceanography; Guaymas (Sonora, Mexico)
    • Format: image
  21. Memorandum to Roger Revelle

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Outler, Finn W.; Revelle, Roger, 1909-1991; Midpac Expedition (1950); Outler, Finn W.; Revelle, Roger, 1909-1991
    • Date: 1950-03-08
    • Topic: U.S. Navy Electronics Laboratory (San Diego, Calif.); San Diego (Calif.); MidPac Expedition
    • Format: image
  22. Memorandum] To: Dr. Norris W. Rakestra

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991; Rakestraw, Norris W. (Norris Watson), 1895-1982
    • Date: 1950-09-12
    • Topic: Scientific expeditions--Pacific Ocean; Oceanography--Research-- North Pacific Ocean; Hawaii
    • Format: image
  23. Letter to Allyn C. Vine and Beauregard Perkins with enclosure

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991; Vine, Allyn C.; Perkins, Beauregard
    • Date: 1950-01-09
    • Topic: San Diego (Calif.); MidPac Expedition; Oceanographic research ships; United States. Office of Naval Research
    • Format: image
  24. MidPac Scientific Program for 29 July 1950

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991
    • Date: 1950-07-29
    • Topic: Hydrophone; North Pacific Ocean; Submarine geology; Oceanography; Oceanographic instruments
    • Format: image
  25. Morning Orders 2 October 1950

    • Collection: Scripps Institution of Oceanography Letters, Clippings, Ships' Logs
    • Name: Revelle, Roger, 1909-1991; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991
    • Date: 1950-10-02
    • Topic: Kwajalein Atoll (Marshall Islands)
    • Format: image
  26. Marvin Moss, Fred Fisher, Fred Spiess, Roger Revelle and Kenneth Watson at Kenneth Watson's Retirement Party, Marine Physical Laboratory

    • Collection: SIO Photographs Collection
    • Name: Ebrahimi, Carolyn L.; Watson, Kenneth M.; Moss, Marvin; Spiess, Fred Noel, 1919-; Revelle, Roger, 1909-1991; Fisher, Frederick H.
    • Date: 1991
    • Topic: Oceanographers; Scientists
    • Format: image
  27. Roger Revelle sitting on the deck of research vessel Spencer F. Baird (Ship), while he exams a sample from the bottom a drowned atoll known as Alexa Bank on the Melanesian border plateau during the Capricorn Expedition (1952-1953). Circa 1952.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Spencer F. Baird (Ship); Capricorn Expedition (1952-1953); Revelle, Roger, 1909-1991
    • Date: 1952
    • Topic: Marine geology; Reefs; Corals
    • Format: image
  28. Some members the Capricorn Expedition (1952-1953) on their way back from Viti Levu after a day of diving with the Fijians at the island of Serua. 1952.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Spencer F. Baird (Ship); Raitt, Russell W.; Dietz, Robert S. (Robert Sinclair), 1914-; Revelle, Roger, 1909-1991
    • Date: 1952
    • Topic: Canoes and canoeing; Oceanographers; Beaches--Fiji--Viti Levu
    • Format: image
  29. Dr. Revelle's Rocks

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991
    • Date: 1950-09
    • Topic: Dredging; Submarine geology
    • Format: image
  30. MidPac Capricorn Reunion. Left to right: H. William Menard, Helen Raitt, Roger Revelle and Walter Munk

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Midpac Expedition; Capricorn Expedition (1952-1953); Revelle, Roger, 1909-1991; Raitt, Helen; Menard, Henry W. (Henry William), 1920-1986; Munk, Walter H. (Walter Heinrich), 1917-
    • Date: 1975-08-17
    • Topic: Oceanographers
    • Format: image
  31. Dr. Revelle's B-Day 80th Party

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Revelle, Roger, 1909-1991
    • Date: 1989-03-07
    • Topic: Oceanographers--Portraits; Oceanographers--United States; Scientists--Portraits; Scripps Institution of Oceanography--Faculty; Portrait photography; University of California, San Diego--Employees; College administrators
    • Format: image
  32. Roger Revelle on board the research vessel Spencer F. Baird (Ship) during the Capricorn Expedition (1952-1953), he was serving as the expedition leader and also director of Scripps Institution of Oceanography at the time. Circa 1952.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Spencer F. Baird (Ship); Capricorn Expedition (1952-1953); Revelle, Roger, 1909-1991
    • Date: 1952
    • Topic: Oceanographers
    • Format: image
  33. Scientists, Regents and University of California officials aboard R/V HORIZON in San Diego for the March 26, 1951, dedication of Thomas Wayland Vaughan Aquarium Museum. L to R: Roger R. Revelle, Russell W. Raitt, Robert S. Dietz, Carl Sauer, Hugh Miller, Edward Goldberg, Carl Epling, Theodore Jahn, Martin W. Johnson, Allan DeLacy, John D. Isaacs, James M. Snodgrass, Capt. Dundas Tucker, George Beadle, Lawrence Blinks, Ben B. Cox, J.P. Maxfield, C.C. Lauritsen, John Adkins, Claude E. ZoBell, Vernon O. Knudsen, Lee Kinsey, Louis Slichter, Columbus Iselin, Carl L. Hubbs, Norris Rakestraw and Daniel Merriman

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: United States. Navy Electronics Laboratory; Horizon (Ship); Revelle, Roger, 1909-1991; Sauer, Carl Ortwin, 1889-; DeLacy,Allan; Jahn, Theodore Louis, 1905-, Johnson, Martin W. (Martin Wiggo), 1893-1984; Isaacs, John D. (John Dove); Raitt, Russell W.; Dietz, Robert S. (Robert Sinclair), 1914-; Epling, Carl Clawson, 1894-; Goldberg, Edward D.; Miller, Hugh; Snodgrass, James Marion, 1908-1994
    • Date: 1951-03-26
    • Topic: Oceanographic research ships; Oceanographers
    • Format: image
  34. Farewell to Revelle Party: Joan Cooley, Robert Clutter, John Engelhardt, Leslie Engelhardt, Roger Revelle, Ralph Lewin

    • Collection: SIO Photographs Collection
    • Name: Engelhardt, Leslie; Engelhardt, John Joseph, 1931-; Lewin, Ralph A.; Clutter, Robert Irwin; Cooley, Joan; Revelle, Roger, 1909-1991
    • Date: 1964-09-26
    • Topic: Entertainment
    • Format: image
  35. Roger and Ellen Revelle

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Revelle, Ellen, 1910-2009; Revelle, Roger, 1909-1991
    • Topic: Oceanographers--Portraits
    • Format: image
  36. P.P.I. Trans pack Arrival 12-5-1953 [Roger Revelle on dock greeting ship]

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Spencer F. Baird (Ship); Transpac Expedition; Revelle, Roger, 1909-1991
    • Date: 1953-12-05
    • Topic: Oceanographers; Scientific expeditions--Japan; Oceanographic research ships; Oceanography--Research--North Pacific Ocean
    • Format: image
  37. Scripps Institution of Oceanography Dedication of Thomas Wayland Vaughan Aquarium Museum (Left to Right): Martin Johnson, Detlev Bronk and Roger Revelle watching Robert Sproul at podium

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Scripps Aquarium-Museum; Sproul, Robert Gordon, 1891-1975; Bronk, Detlev W.; Revelle, Roger, 1909-1991
    • Date: 1951-03-26
    • Topic: Scientists--Portraits; University of California, Berkeley--Presidents; Oceanographers--United States
    • Format: image
  38. Joseph Curray and Roger Revelle. Roger Revelle's 80th birthday party, March 7, 1989

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Revelle, Roger, 1909-1991; Curray, Joseph Ross
    • Date: 1989-03-07
    • Topic: Portrait photography; Scientists--Portraits; Scripps Institution of Oceanography--Faculty; Oceanographers--Portraits; University of California, San Diego--Employees; College administrators; Oceanographers--United States
    • Format: image
  39. Farewell to Revelle Party, Fred Spiess, Roger Revelle, Ellen Revelle

    • Collection: SIO Photographs Collection
    • Name: Spiess, Fred Noel, 1919-; Revelle, Ellen, 1910-2009; Revelle, Roger, 1909-1991
    • Date: 1964-09-26
    • Topic: Entertainment
    • Format: image
  40. Dr. Revelle's Rocks, material dredged up on MidPac

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991
    • Date: 1950-09
    • Topic: Submarine geology; Dredging
    • Format: image
  41. Roger Revelle, Edward Goldberg, and William H. Thomas. Roger Revelle's 80th birthday party, March 7, 1989

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Revelle, Roger, 1909-1991
    • Date: 1989-03-07
    • Topic: Scientists--Portraits; College administrators; Oceanographers--United States; Portrait photography; Oceanographers--Portraits; Scripps Institution of Oceanography--Faculty; University of California, San Diego--Employees
    • Format: image
  42. Farewell to Revelle Party, Roger Revelle and Harold Urey, right

    • Collection: SIO Photographs Collection
    • Name: Brown, John C.; Urey, Harold Clayton, 1893-; Revelle, Roger, 1909-1991
    • Date: 1964-09-26
    • Topic: Entertainment
    • Format: image
  43. Fantail of R/V Horizon, MidPac Expedition, 1950: Back: James Marion Snodgrass, Arthur E. Maxwell, Jeffery Frautschy, Lew Garrison, Ned Barr; Front: Russell Raitt, Kenneth O. Emery, Robert Floyd Dill, Roger Revelle, Edwin L. Hamilton, Ed Brayton, Tom Runyon, Bob Huffer; Richard Y. Morita squatting in front.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Midpac Expedition (1950); Horizon (Ship); Emery, K. O. (Kenneth Orris), 1914-; Garrison, Lew; Hamilton, Edwin L. (Edwin Lee), 1914-; Morita, Richard Y.; Raitt, Russell W.; Snodgrass, James Marion, 1908-1994; Revelle, Roger, 1909-1991; Barr, Edward Sheldon, 1933-; Dill, Robert Floyd, 1927-; Frautschy, Jeffery Dean; Maxwell, Arthur Eugene, 1925-
    • Date: 1950
    • Topic: MidPac Expedition; Oceanographers
    • Format: image
  44. Dr. Revelle's Rocks, manganese nodule MidPac

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991
    • Date: 1950-09
    • Topic: Dredging; Submarine geology; Manganese Nodules
    • Format: image
  45. Scripps Institution of Oceanography Dedication of Thomas Wayland Vaughan Aquarium Museum (Left to Right): Roger Revelle, Detlev W. Bronk, Robert Gordon Sproul, Leo Hermle, Denis L. Fox

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Scripps Aquarium-Museum; Fox, Denis Llewellyn, 1901-1983; Bronk, Detlev W.; Revelle, Roger, 1909-1991; Sproul, Robert Gordon, 1891-1975; Hermle, Leo
    • Date: 1951-03-26
    • Topic: Oceanographers--United States; Scientists--Portraits; University of California, Berkeley--Presidents
    • Format: image
  46. Members of the Capricorn Expedition (1952-1953) enjoying a party on the deck of the R/V Spencer F. Baird. Walter Heinrich Munk is the man wearing glasses to the right of the round cylinder on the left side of photo, the white rope in the middle leads down to Roger Revelle (his back to the camera). 1953.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Jones, Alan Churchill, 1927-; Spencer F. Baird (Ship); Capricorn Expedition (1952-1953); Munk, Walter H. (Walter Heinrich), 1917-; Revelle, Roger, 1909-1991
    • Date: 1953
    • Topic: Islands; Entertaining; Oceanographers
    • Format: image
  47. Roger Revelle (center), Scripps Institution of Oceanography scientist, professor, and administrator; with his wife Ellen Virginia (Clark) Revelle, at Roger's farewell retirement party. September 9, 1964.

    • Collection: SIO Photographs Collection
    • Name: Brown, John C.; Revelle, Ellen, 1910-2009; Revelle, Roger, 1909-1991
    • Date: 1964-09-26
    • Topic: Entertainment
    • Format: image
  48. Milton Nunn Bramlette (kneeling) and Roger Revelle (man without shirt) inspecting a coring device during the Capricorn Expedition (1952-1953). This expedition was the first Scripps expedition to use scuba divers to explore the Pacific. Research ships Horizon and Spencer F. Baird mapped seamounts and guyots and other features of the Pacific seafloor. Scientists studied the 35,400 foot deep Tonga Trench, the second deepest place in the ocean, and measured heat flow on the East Pacific Rise. 1953.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Jones, Alan Churchill, 1927-; Capricorn Expedition (1952-1953); Spencer F. Baird (Ship); Bramlette, Milton Nunn, 1896-1977; Revelle, Roger, 1909-1991
    • Date: 1953
    • Topic: Submarine geology; Oceanographic instruments; Drill cores
    • Format: image
  49. Farewell to Revelle Party, Roger Revelle with megaphone

    • Collection: SIO Photographs Collection
    • Name: Brown, John C.; Revelle, Roger, 1909-1991
    • Date: 1964-09-26
    • Topic: Entertainment
    • Format: image
  50. Milton Nunn Bramlette (sitting) and Roger Revelle are shown here with a drill core during the Capricorn Expedition (1952-1953). Circa 1952.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Spencer F. Baird (Ship); Revelle, Roger, 1909-1991; Bramlette, Milton Nunn, 1896-1977
    • Date: 1952
    • Topic: Drill cores
    • Format: image
  51. Roger Revelle and Elizabeth Noble Shor. Roger Revelle's 80th birthday party, March 7, 1989

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Shor, Elizabeth Noble; Revelle, Roger, 1909-1991
    • Date: 1989-03-07
    • Topic: Portrait photography; Scripps Institution of Oceanography--Faculty; College administrators; Oceanographers--Portraits; Scientists--Portraits; Women--Portraits; University of California, San Diego--Employees; Oceanographers--United States
    • Format: image
  52. International Geophysical Year planning meeting in Japan. Front row: unidentified, Kozo Yoshida, Jim McGary, Warren S. Wooster, Joseph L. Reid, Roger Revelle, John Knauss, Yositada Takenouti. Back row: unidentified

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Reid, Freda Mary Hunt; Knauss, John Atkinson; Yoshida, K¯oz¯o, 1922-; McGeary, James; Reid, Joseph L.; Wooster, Warren S. (Warren Scriver), 1921-; Revelle, Roger, 1909-1991
    • Date: 1957-02
    • Topic: International Geophysical Year, 1957-1958--Japan; Oceanographers--Japan
    • Format: image
  53. P.P.I. Baird Departure Trans-pac Dept.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Transpac Expedition; Spencer F. Baird (Ship); Revelle, Roger, 1909-1991; Wooster, Warren Shriver, 1921-
    • Date: 1953-07
    • Topic: Oceanographers; Harbors; Oceanographic research ships
    • Format: image
  54. Gustaf Arrhenius (sitting) and Roger Revelle examine a drill core, aboard the research vessel Spencer F. Baird (Ship), during the Capricorn Expedition (1952-1953). Circa 1952.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Spencer F. Baird (Ship); Capricorn Expedition (1952-1953); Revelle, Roger, 1909-1991; Arrhenius, Gustaf
    • Date: 1952
    • Topic: Drill cores; Oceanographers; Marine geology
    • Format: image
  55. Farewell to Revelle Party, H. William Menard, Herbert York and Roger Revelle

    • Collection: SIO Photographs Collection
    • Name: Brown, John C.; Menard, Henry W. (Henry William), 1920-1986; York, Herbert F. (Herbert Frank); Revelle, Roger, 1909-1991
    • Date: 1964-09-26
    • Topic: Scientists; Entertainment
    • Format: image
  56. MidPac Capricorn Reunion. Left to right: Russell Raitt, Edward Barr, unidentified, unidentified, James Snodgrass, H. William Menard, Roger Revelle, James Faughn, unidentified, Jeffery Frautschy

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Midpac Expedition; Capricorn Expedition (1952-1953); Snodgrass, James Marion, 1908-1994; Menard, Henry W. ( Henry William), 1920-1986; Raitt, Russell W.; Barr, Edward Sheldon, 1933-; Revelle, Roger, 1909-1991; Faughn, James Lawrence, 1910-1985; Frautschy, Jeffery Dean
    • Date: 1975-08-17
    • Topic: Oceanographers
    • Format: image
  57. Roger Revelle's 80th birthday party, March 7, 1989

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Revelle, Roger, 1909-1991
    • Date: 1989-03-07
    • Topic: Oceanographers--United States; Oceanographers--Portraits; University of California, San Diego--Employees; College administrators; Portrait photography; Scripps Institution of Oceanography--Faculty; Scientists--Portraits
    • Format: image
  58. Joseph L. Reid and Roger Revelle. Roger Revelle's 80th birthday party, March 7, 1989

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Revelle, Roger, 1909-1991; Reid, Joseph L.
    • Date: 1989-03-07
    • Topic: University of California, San Diego--Employees; Scientists--Portraits; College administrators; Oceanographers--United States; Oceanographers--Portraits; Scripps Institution of Oceanography--Faculty; Portrait photography
    • Format: image
  59. Oceanographers Revelle, Roger, Robert S. (Robert Sinclair) Dietz, and Russell W. Raitt on their way back to Viti Levu after a day of diving with the Fijians on the island of Serua during the Capricorn Expedition (1952-1953). Circa 1952.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Spencer F. Baird (Ship); Capricorn Expedition (1952-1953); Revelle, Roger, 1909-1991; Dietz, Robert S. (Robert Sinclair), 1914-; Raitt, Russell W.
    • Date: 1952
    • Topic: Canoes and canoeing; Beaches--Fiji--Viti Levu; Oceanographers
    • Format: image
  60. Ben Masters (left) chief of Palmerston Island visiting with Roger Revelle (right) on board the research vessel Spencer F. Baird (Ship), during the Capricorn Expedition (1952-1953). Revelle was serving as the expedition leader and also director of Scripps Institution of Oceanography at the time. January 12, 1953.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Spencer F. Baird (Ship); Revelle, Roger, 1909-1991; Masters, Ben
    • Date: 1953-01-12
    • Topic: Cook Islands
    • Format: image
  61. Roger Revelle, 1938

    • Collection: SIO Photographs Collection
    • Name: Thorp, Eldon Marion, 1907-; Revelle, Roger, 1909-1991
    • Date: 1938
    • Topic: Scientists--Portraits; Oceanographers
    • Format: image
  62. Roger Revelle's 80th birthday party, March 7, 1989

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Revelle, Roger, 1909-1991
    • Date: 1989-03-07
    • Topic: College administrators; Oceanographers--United States; Portrait photography; Oceanographers--Portraits; University of California, San Diego--Employees; Scripps Institution of Oceanography--Faculty; Scientists--Portraits
    • Format: image
  63. Group on the fantail of R/V Spencer F. Baird homeward bound from the Capricorn Expedition (1952-1953). Standing: Richard von Herzen; Roger Revelle; Willard N. Bascom; Theodore Robert Folsom; unidentified; Alan Churchill Jones; Gustaf Arrhenius; Henri Rotschi; Robert Livingston; Helen Raitt; and Russell W. Raitt; Seated: Philip E. Jackson; Richard E. Blumberg; Ronald Mason; Robert Floyd Dill; Arthur Eugene Maxwell; Winter Davis Horton; and Walter H. (Walter Heinrich) Munk. February 1953.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Spencer F. Baird (Ship); Revelle, Roger, 1909-1991; Maxwell, Arthur Eugene, 1925-; Von Herzen, Richard P.; Dill, Robert Floyd, 1927-; Raitt, Helen; Arrhenius, Gustaf; Bascom, Willard N., 1916-; Folsom, Theodore Robert, 1908-1989; Munk, Walter H. (Walter Heinrich), 1917-; Raitt, Russell W.; Blumberg, Richard E.; Jackson, Philip E.; Mason, Ronald; Jones, Alan Churchill, 1927-; Livingston, Robert; Rotschi, Henri; Horton, Winter Davis
    • Date: 1953-02
    • Topic: Oceanographers
    • Format: image
  64. Roger Revelle's 80th birthday party, March 7, 1989. Willard Bascom behind Roger Revelle

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Bascom, Willard N., 1916-; Revelle, Roger, 1909-1991
    • Date: 1989-03-07
    • Topic: Oceanographers--United States; College administrators; Portrait photography; University of California, San Diego--Employees; Scripps Institution of Oceanography--Faculty; Scientists--Portraits; Oceanographers--Portraits
    • Format: image
  65. Oceanographer Roger Revelle (right) during the Capricorn Expedition (1952-1953) shown here with some children in Tonga, the Kingdom of Tonga is an archipelago in the South Pacific Ocean. December 26, 1952.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Jones, Alan Churchill, 1927-; Capricorn Expedition (1952-1953); Spencer F. Baird (Ship); Revelle, Roger, 1909-1991
    • Date: 1952-12-26
    • Topic: Children--Tonga; Islands; Tongans
    • Format: image
  66. Dr. Revelle's Rocks, fossil material Mid-Pacific mountains

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991
    • Date: 1950-09
    • Topic: Submarine geology; Dredging
    • Format: image
  67. Edward Crisp Bullard (right) presented with the Albatross Award by its previous recipient Roger Revelle (left), in Edinburgh, Scotland in 1976 at the Joint Oceanographic Assembly. This award of the American Miscellaneous Society was given to Bullard "for unintelligible geomagnetism." Circa 1976.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Bullard, Ursula; Bullard, Edward Crisp, Sir, 1907-; Revelle, Roger, 1909-1991
    • Date: 1976
    • Topic: Sea birds; Oceanographers; American Miscellaneous Society
    • Format: image
  68. R.W. Raitt. MidPac - Horizon - seismic station

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991
    • Date: 1950
    • Topic: Oceanography
    • Format: image
  69. Roger Revelle and Fred Fisher at Kenneth Watson's Retirment Party, Marine Physical Laboratory

    • Collection: SIO Photographs Collection
    • Name: Ebrahimi, Carolyn L.; Revelle, Roger, 1909-1991; Fisher, Frederick H.
    • Date: 1991
    • Topic: Scientists; Oceanographers
    • Format: image
  70. Oceanographer's Roger Revelle holding some cable and about to be spiked by Gustaf Arrhenius, as a joke for the camera, during the Capricorn Expedition (1952-1953). This was the first Scripps Institution of Oceanography expedition to use scuba divers to explore the Pacific. Research ships Horizon and Spencer F. Baird mapped seamounts and guyots and other features of the Pacific seafloor. Scientists studied the 35,400 foot deep Tonga Trench, the second deepest place in the ocean, and measured heat flow on the East Pacific Rise. 1952.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Spencer F. Baird (Ship); Horizon (Ship); Revelle, Roger, 1909-1991; Arrhenius, Gustaf
    • Date: 1952
    • Topic: Wit and humor--Pictorial; Oceanographic instruments; Oceanographers
    • Format: image
  71. Bikini Encampment: Standing (L to R): unidentified, Robert Dill?, Roger Revelle, unidentified, Edwin Hamilton; Seated (L to R): Jeffery Frautschy, Robert Dietz, H. William Menard, K.O. Emery and Unidentified. Midpac Expedition, 1950

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Morita, Richard Y.; Midpac Expedition (1950); Horizon (Ship); Emery, Kenneth O. (Kenneth Orris), 1914-; Dietz, Robert S. (Robert Sinclair), 1914-; Menard, Henry W. (Henry William), 1920-1986; Frautschy, Jeffery Dean; Revelle, Roger, 1909-1991; Hamilton, Edwin L. (Edwin Lee), 1914-; Dill, Robert Floyd, 1927-
    • Date: 1950
    • Topic: Oceanography--Field work (land); Oceanographers
    • Format: image
  72. Roger Revelle shaking hands with William H. Thomas. Roger Revelle's 80th birthday party, March 7, 1989

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Revelle, Roger, 1909-1991
    • Date: 1989-03-07
    • Topic: Scientists--Portraits; Oceanographers--Portraits; College administrators; Oceanographers--United States; Scripps Institution of Oceanography--Faculty; University of California, San Diego--Employees; Portrait photography
    • Format: image
  73. George G. Shor, Robert Lloyd Fisher, Willard N. Bascom, Roger Revelle. Roger Revelle's 80th birthday party, March 7, 1989

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Bascom, Willard N., 1916-; Revelle, Roger, 1909-1991; Fisher, Robert Lloyd, 1925-
    • Date: 1989-03-07
    • Topic: Oceanographers--Portraits; Scripps Institution of Oceanography--Faculty; University of California, San Diego--Employees; Oceanographers--United States; Portrait photography; College administrators; Scientists--Portraits
    • Format: image
  74. Roger Revelle and Willard Bascom. Roger Revelle's 80th birthday party. March 7, 1989

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Bascom, Willard N., 1916-; Revelle, Roger, 1909-1991
    • Date: 1989-03-07
    • Topic: Scientists--Portraits; Portrait photography; Oceanographers--Portraits; Scripps Institution of Oceanography--Faculty; University of California, San Diego--Employees; Oceanographers--United States; College administrators
    • Format: image
  75. Scientists on the fantail of R/V Spencer F. Baird (ship) homeward bound from the Capricorn Expedition (1952-1953). Back row (left to right): Richard von Herzen; Roger Revelle; Willard N. Bascom; Theodore Robert Folsom; Alan Churchill Jones; Gustaf Arrhenius; Henri Rotschi; Robert Livingston; Russell Raitt. Seated (Left to right): Philip E. Jackson; Richard E. Blumberg; Ronald Mason; Robert Floyd Dill; Arthur Eugene Maxwell; Winter Davis Horton; Walter H. (Walter Heinrich) Munk; and Helen Raitt. February 1953.

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Spencer F. Baird (Ship); Von Herzen, Richard P.; Raitt, Helen; Jones, Alan Churchill, 1927-; Bascom, Willard N., 1916-; Livingston, Robert; Arrhenius, Gustaf; Revelle, Roger, 1909-1991; Horton, Winter Davis; Maxwell, Arthur Eugene, 1925-; Jackson, Philip E.; Mason, Ronald G.; Folsom, Theodore Robert, 1908-1989; Rotschi, Henri; Munk, Walter H. (Walter Heinrich), 1917-; Raitt, Russell W.; Dill, Robert Floyd, 1927-; Blumberg, Richard
    • Date: 1953-02
    • Topic: Oceanographers
    • Format: image
  76. Scripps Institution of Oceanography Dedication of Thomas Wayland Vaughan Aquarium Museum: Robert Gordon Sproul at Podium, Roger Revelle, seated

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: SIO Photographic Laboratory; Scripps Aquarium-Museum; Sproul, Robert Gordon, 1891-1975; Revelle, Roger, 1909-1991
    • Date: 1951-03-26
    • Topic: Oceanographers--United States; University of California, Berkeley--Presidents
    • Format: image
  77. MidPac Capricorn Reunion. Roger Revelle and Jeffrey Frautschy

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Midpac Expedition; Capricorn Expedition (1952-1953); Frautschy, Jeffery Dean; Revelle, Roger, 1909-1991
    • Date: 1975-08-17
    • Topic: Oceanographers
    • Format: image
  78. [Group Portrait United States Navy Bureau of Ships]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: United States. Navy. Bureau of Ships; Revelle, Roger, 1909-1991
    • Date: 1943
    • Topic: United States. Navy. Bureau of Ships
    • Format: image
  79. [Roger Revelle on R/V E.W. Scripps]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; E.W. Scripps (Ship); Gulf of California Expedition; Revelle, Roger, 1909-1991
    • Date: 1940
    • Topic: Oceanography; Oceanography--Research--Mexico--Baja California (Peninsula); Oceanographers; Scientific expeditions--Mexico
    • Format: image
  80. [U.S. Admiral Paul Lee, Chief of the U.S. Office of Naval Research, presenting Roger Revelle with a commendation from the Secretary of the Navy for his work on Operation Crossroads; Ellen Clark Revelle (Mrs. Roger Revelle) in background]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: United States Navy; Revelle, Roger, 1909-1991
    • Date: 1947
    • Topic: Biography; Oceanographers; United States. Navy; Revelle, Roger, 1909-1991
    • Format: image
  81. Group Portrait at Woods Hole, R/V Atlantis II in background

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Woods Hole Oceanographic Institution; Atlantis II (Ship); Revelle, Roger, 1909-1991; Ewing, W. Maurice (William Maurice), 1906-; Sears, Mary; Iselin, Columbus Odonnell, 1904
    • Date: 1963
    • Topic: Oceanographic research ships; Woods Hole Oceanographic Institution; Oceanographers
    • Format: image
  82. Group Portrait, American Association for the Advancement of Science

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: American Association for the Advancement of Science; Revelle, Roger, 1909-1991; Mead, Margaret, 1901-1978
    • Date: 1976-03
    • Topic: Scientists--Portraits
    • Format: image
  83. Hearings before the Subcommittee of the Committee on Appropriations, [United States] House of Representatives; Eighty-fifth Congress, First Session on the IGY [International Geophysical Year]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: United States House of Representatives; Bush, Vannevar, 1890-1874; Revelle, Roger, 1909-1991
    • Date: 1957-05-01
    • Topic: United States. Congress. House--Committees; United States. Congress--Pictorial Works; International Geophysical Year, 1957-1958
    • Format: image
  84. Oceanographer Roger Revelle (extreme right) with other scientists at the Bikini Atoll encampment located in the Marshall Islands, during the Mid-Pac Expedition (1950). 1950.

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Morita, Richard Y.; Midpac Expedition (1950); Revelle, Roger, 1909-1991
    • Date: 1950
    • Topic: Oceanography--Field work (land); Bikini Atoll (Marshall Islands); Scientific expeditions
    • Format: image
  85. Officer Willis and Roger Revelle, Naval Research Advisory Committee, aboard U.S.S. Enterprise (CVA(N)-65)

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: United States Navy; USS Enterprise (Ship); Revelle, Roger, 1909-1991; Willis
    • Date: 1962-07-12
    • Topic: United States. Naval Research Advisory Committee; Research--United States; USS Enterprise (CVN-65) (Ship)
    • Format: image
  86. Officer Willis and Roger Revelle, Naval Research Advisory Committee, aboard U.S.S. Enterprise (CVA(N)-65)

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: United States Navy; USS Enterprise (Ship); Revelle, Roger, 1909-1991; Willis
    • Date: 1962-07-12
    • Topic: Research--United States; United States. Naval Research Advisory Committee; USS Enterprise (CVN-65) (Ship)
    • Format: image
  87. Pollywog (first time Equator crosser) Roger Revelle being initiated by King Neptune's Court during an Equator Crossing the Line ceremony. Capricorn Expedition, 1952

    • Collection: Edward Sheldon Barr Papers
    • Name: Barr, Edward Sheldon, 1933-; Capricorn Expedition (1952-1953); Revelle, Roger, 1909-1991
    • Date: 1952
    • Topic: Crossing the equator; Wit and humor--Pictorial
    • Format: image
  88. Portrait of Roger Revelle

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Gulf of California Expedition; Revelle, Roger, 1909-1991
    • Date: 1939-02
    • Topic: Scientists--Portraits
    • Format: image
  89. Portrait of Roger Revelle

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Bachrach, Fabian; Revelle, Roger, 1909-1991
    • Date: 1967-07-27
    • Topic: Scientists--Portraits
    • Format: image
  90. Portrait of Roger Revelle

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Gulf of California Expedition; Revelle, Roger, 1909-1991
    • Date: 1939-02
    • Topic: Scientists--Portraits
    • Format: image
  91. Portrait of Roger Revelle

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Gulf of California Expedition; Revelle, Roger, 1909-1991
    • Date: 1939-02
    • Topic: Scientists--Portraits
    • Format: image
  92. Robert Floyd Dill and Roger Revelle rigging a Kullenberg piston core sampler. Midpac Expedition, 1950

    • Collection: Edward Sheldon Barr Papers
    • Name: Scripps Institution of Oceanography; Horizon (Ship); Midpac Expedition (1950); Dill, Robert Floyd, 1927-; Revelle, Roger, 1909-1991
    • Date: 1950
    • Topic: Oceanographic instruments
    • Format: image
  93. Roger Revelle (1909-1991) shown here at Scripps Institution of Oceanography was a scientist and scholar who was instrumental in the formative years of the Institution and also of UCSD. He was one of the first scientists to study global warming and the movement of Earth's tectonic plates. Circa 1948.

    • Collection: Milo Woodbridge Williams Photographs
    • Name: Williams, Milo Woodbridge, 1917-2012; Revelle, Roger, 1909-1991
    • Date: 1948
    • Topic: Oceanographers--Portraits; Scientists--Portraits
    • Format: image
  94. Roger Revelle and his makeshift scale, shown here adjusting the balance arm for 1 gram, aboard R/V Spencer F. Baird (ship) while on the Capricorn Expedition (1952-1953). November 1952.

    • Collection: Edward Sheldon Barr Papers
    • Name: Barr, Edward Sheldon, 1933-; Spencer F. Baird (Ship); Capricorn Expedition (1952-1953); Revelle, Roger, 1909-1991
    • Date: 1952-11
    • Topic: Weighing instruments; Scales (Weighing instruments)
    • Format: image
  95. Roger Revelle and Robert Dietz, co-chief scientists on the MidPac Expedition of 1950, discussing significance of lithified globigerina ooze dredged from western Pacific. The Cretaceous fossils enclosed indicated a much younger age than expected -- a mystery which remained unresolved until later explained by plate tectonics and continental drift. Shot 1 of 3

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Midpac Expedition (1950); Horizon (Ship); Revelle, Roger, 1909-1991; Dietz, Robert S. (Robert Sinclair), 1914-
    • Date: 1951
    • Topic: Oceanographers; Submarine geology
    • Format: image
  96. Roger Revelle and Robert Dietz, co-chief scientists on the MidPac Expedition of 1950, discussing significance of lithified globigerina ooze dredged from western Pacific. The Cretaceous fossils enclosed indicated a much younger age than expected -- a mystery which remained unresolved until later explained by plate tectonics and continental drift. Shot 2 of 3

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991; Dietz, Robert S. (Robert Sinclair), 1914-
    • Date: 1951
    • Topic: Oceanographers; Submarine geology
    • Format: image
  97. Roger Revelle and Robert Dietz, co-chief scientists on the MidPac Expedition of 1950, discussing significance of lithified globigerina ooze dredged from western Pacific. The Cretaceous fossils enclosed indicated a much younger age than expected -- a mystery which remained unresolved until later explained by plate tectonics and continental drift. Shot 3 of 3

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991; Dietz, Robert S. (Robert Sinclair), 1914-
    • Date: 1950
    • Topic: Oceanographers; Submarine geology
    • Format: image
  98. Roger Revelle at pier of the Scripps Institution of Oceanography

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Jacobs, Lou, Jr.; Revelle, Roger, 1909-1991
    • Topic: Oceanographers
    • Format: image
  99. Roger Revelle, James Snodgrass, and Arthur Maxwell on deck of R/V HORIZON recover the temperature gradient recorder that measures geothermal gradients in the sea floor

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Morita, Richard Y.; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991; Maxwell, Arthur Eugene, 1925-; Snodgrass, James Marion, 1908-1994
    • Date: 1950
    • Topic: Heat flow; Oceanographic instruments; Oceanography
    • Format: image