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  1. Helen Hill Raitt, the first woman to take part in an extended American oceanographic expedition called the Capricorn Expedition (1952-1953); she is doing clerical work at a desk during this expedition on the R/V Spencer F. Baird (ship). Capricorn Expedition was the first Scripps Institution of Oceanography expedition to use scuba divers to explore the Pacific. Research ships Horizon (ship) and Spencer F. Baird (ship) 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. Circa 1953.

    • Collection: SIO Photographs Collection
    • Name: Capricorn Expedition (1952-1953); Spencer F. Baird (Ship); Raitt, Helen
    • Date: 1935
    • Topic: Scientific Expeditions
    • Format: image
  2. Jim Haydn and his dog Spencer

    • Collection: Edward Sheldon Barr Papers
    • Name: Barr, Edward Sheldon, 1933-; Capricorn Expedition (1952-1953); Spencer F. Baird (Ship); Hayden, James A.
    • Date: 1950
    • Topic: Dogs
    • Format: image
  3. 100 foot long splice in kinked main coring cable (now 30,000 feet)

    • Collection: Edward Sheldon Barr Papers
    • Name: Barr, Edward Sheldon, 1933-; Capricorn Expedition (1952-1953)
    • Date: 1952
    • Topic: Oceanographic instruments
    • Format: image
  4. [Alan C.] Jones and Daray [i.e. Bernard Darsey], R/V HORIZON

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Horizon (Ship); Jones, Alan Churchill, 1927-; Darsey, Bernard
    • Date: 1952
    • Topic: Scientific instruments; Oceanographic research ships--Interiors; Oceanographers
    • Format: image
  5. [Crossing Pacific]

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Jones, Alan Churchill, 1927-; Capricorn Expedition (1952-1953)
    • Date: 1952
    • Topic: Storms--Pacific Ocean
    • Format: image
  6. [Diver] Underwater 1/100 - 5.6, clear water 12-15 ft., R/V Horizon

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Horizon (Ship)
    • Date: 1952
    • Topic: Coral; Scuba diving
    • Format: image
  7. [Edward L.] Barr and BT, R/V HORIZON

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Horizon (Ship); Capricorn Expedition (1952-1953); Barr, Edward Sheldon, 1933-
    • Date: 1952
    • Topic: Scientific instruments; Bathythermograph
    • Format: image
  8. [Edward L.] Barr and BT, R/V HORIZON

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Horizon (Ship); Barr, Edward Sheldon, 1933-
    • Date: 1952
    • Topic: Scientific instruments; Bathythermograph
    • Format: image
  9. [Edward S.] Barr, R/V Horizon

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Horizon (Ship); Barr, Edward Sheldon, 1933-
    • Date: 1952
    • Topic: Scientific instruments
    • Format: image
  10. [Edwin L.] Hamilton, R/V HORIZON

    • Collection: Scripps Institution of Oceanography Photographs
    • Name: Scripps Institution of Oceanography; Capricorn Expedition (1952-1953); Horizon (Ship); Hamilton, Edwin L. (Edwin Lee), 1914-
    • Date: 1952
    • Topic: Oceanographers
    • Format: image