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  1. Bikini beach, Marshall Islands. Midpac Expedition, 1950

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Morita, Richard Y.; Horizon (Ship); Midpac Expedition (1950)
    • Date: 1950
    • Topic: Bikini Atoll (Marshall Islands)
    • Format: image
  2. Dill #10 [Bikini Island encampment]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Dill, Robert Floyd, 1927-; Midpac Expedition (1950); Horizon (Ship); Raitt, Russell W.
    • Date: 1950
    • Topic: Oceanography--Field work (land); Bikini Atoll (Marshall Islands)
    • Format: image
  3. Dill #14 [People waving farewell to R/V HORIZON departing Naval Electronic Laboratory dock, San Diego]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Dill, Robert Floyd, 1927-; Horizon (Ship); Midpac Expedition (1950)
    • Date: 1950-07-18
    • Topic: San Diego (Calif.)
    • Format: image
  4. Dill #7 [Russell Raitt lying on a lava flow, Oahu]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Dill, Robert Floyd, 1927-; Horizon (Ship); Midpac Expedition (1950); Raitt, Russell W.
    • Date: 1950
    • Topic: Geology--Hawaii--Oahu; Lava
    • Format: image
  5. Dill [R/V HORIZON on station aft deck]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Dill, Robert Floyd, 1927-; Midpac Expedition (1950); Horizon (Ship); Dill, Robert Floyd, 1927-
    • Date: 1950
    • Topic: Oceanographic research ships
    • Format: image
  6. Jeff [View of island from sea]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Frautschy, Jeffery Dean; Midpac Expedition (1950); Horizon (Ship)
    • Date: 1950
    • Topic: Islands
    • Format: image
  7. Kullenberg corer on deck of R/V HORIZON

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Morita, Richard Y.; Horizon (Ship); Midpac Expedition (1950); Dill, Robert Floyd, 1927-
    • Date: 1950
    • Topic: Oceanography; Oceanographic instruments
    • Format: image
  8. Lowering the trawling net from R/V HORIZON

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Morita, Richard Y.; Midpac Expedition (1950); Horizon (Ship)
    • Date: 1950
    • Topic: Marine biology; Trawls and trawling
    • Format: image
  9. Men on deck of R/V HORIZON repair the clam bucket

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Morita, Richard Y.; Midpac Expedition (1950); Horizon (Ship); Frautschy, Jeffery Dean; Barr, Edward Sheldon, 1933-
    • Date: 1950
    • Topic: Oceanography; Oceanographic instruments
    • Format: image
  10. Men on R/V HORIZON deploying clam bucket

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Horizon (Ship); Midpac Expedition (1950)
    • Date: 1950
    • Topic: Oceanographic instruments
    • Format: image
  11. 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
  12. 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
  13. 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
  14. 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
  15. Scientists relaxing between stations R/V HORIZON

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Midpac Expedition (1950); Horizon (Ship)
    • Date: 1950
    • Topic: Oceanographic research ships
    • Format: image
  16. [Roger Revelle on aft deck, R/V HORIZON deploying temperature probe]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Dill, Robert Floyd, 1927-; Horizon (Ship); Midpac Expedition (1950); Revelle, Roger, 1909-1991
    • Date: 1950
    • Topic: Oceanographic instruments; Heat flow
    • Format: image
  17. Dill #1 [R/V HORIZON on station aft deck]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Dill, Robert Floyd, 1927-; Horizon (Ship); Midpac Expedition (1950)
    • Date: 1950
    • Topic: Oceanographic research ships
    • Format: image
  18. Dill #15 [Man in bucket on R/V HORIZON with Phleager coring device]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Dill, Robert Floyd, 1927-; Midpac Expedition (1950); Horizon (Ship)
    • Date: 1950
    • Topic: Submarine geology; Oceanographic instruments
    • Format: image
  19. Dill #2 [Beach scene]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Dill, Robert Floyd, 1927-; Midpac Expedition (1950); Horizon (Ship)
    • Date: 1950
    • Topic: Beaches
    • Format: image
  20. Dill #4 [Robert F. Dill on aft deck R/V HORIZON, EPCER in background]

    • Collection: Roger Revelle Papers; Scripps Institution of Oceanography Photographs
    • Name: Dill, Robert Floyd, 1927-; Horizon (Ship); Midpac Expedition (1950); Dill, Robert Floyd, 1927-
    • Date: 1950
    • Topic: Oceanographic research ships
    • Format: image