1. Correspondence, printed articles
  2. Expedition to Gulf of California
  3. Manuscripts for "Zaca" trip, Pitcairn Islanders, maps, fish collection lists, etc.
  4. Manuscripts - originals, completed draft, etc. Fish lists
  5. Field notes
  6. Field notes, correspondence with Navy, etc.
  7. Field notes
  8. 2 field books, reprints
  9. Reprints and miscellaneous
  10. Technical papers, Proceedings from C.A.S. and other institutions
  11. Pacific Island Pilot (2 books); Mexico and Central America Pilot (1 book) and reprints
  12. Schooner "Zaca"
  13. 1936 expedition in "Zaca" - Crocker's notebooks
  14. 1936 expedition in "Zaca" - Crocker's notebooks
    1. Roll of maps
    2. 1 photo album, 5 albums of miscellaneous
    3. Ship logs 1932-1939

      4. Thousands of photographs and negatives of trips aboard the "Zaca" in the 1930s
      Oversize materials in flat files