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  • 1. [Image] Memorandum to park naturalist Ruhle : summary of project work for 1941
    78
    Date of memorandum: September 3, 1941; "Donald S. Farner, Ranger-Naturalist."; Includes the following sections: Memorandum on Fishing, 1941; Creel Census; Recommendations for Fish and Limnological studies ...
    Citation
  • 2. [Image] The growth of trout and salmon in Crater Lake, Oregon and its bearing on fish management
    349
    Citation
  • 3. [Image] Memorandum on fishing, 1941
    332
    Date of memorandum: September 3, 1941; "Donald S. Farner, Ranger-Naturalist."
    Citation
  • 4. [Image] Memorandum on fishing [August 1948]
    334
    Date of memorandum: August 4, 1948; Includes: "Creel Census Report for July, 1948."; "Donald S. Farner, Ranger-Naturalist."
    Citation
  • 5. [Image] Memorandum on fish stocking policy for Crater Lake
    335
    Date of memorandum: July 27, 1940; "Donald S. Farner, Ranger-Naturalist."
    Citation
  • 6. [Image] Memorandum on fishing, 1950
    338
    Date of memorandum: September 15, 1950; "R.S. Robinson, Ranger-Naturalist."; Includes: "Creel Census Report for July and August, 1950."
    Citation
  • 7. [Image] Memorandum on fishing
    48
    ill.; Date of memorandum: September 3, 1947; "Orthello L. Wallis, Ranger-Naturalist."
    Citation
  • 8. [Image] Fish study - 1958
    51
    ill.; "Norman D. Wild, Ranger-Naturalist"
    Citation
  • 9. [Image] Fish study - 1957
    52
    ill.; "Norman D. Wild, Ranger-Naturalist."
    Citation
  • 10. [Image] A study in fish ecology in Crater Lake, Oregon
    60
    Includes bibliographical refereneces
    Citation