1931
Anonymous. "Protection for sealions." Pacific Fisherman 29, no. 6 (1931): p.58.
1930
Hayden, Mildred Vera. History of the Salmon Industry in Oregon. Vol. M.A. Eugene, Or.: University of Oregon , 1930.
Cobb, John N.. Pacific salmon fisheries In Bureau of Fisheries Document. Vol. no.1092. U.S. Bureau of Fisheries. Report of the Commissioner of Fisheries for 1930. Appendix xiii no.1092., 1930.
1923
U.S. Department of Commerce. Bureau of Fisheries.. Shellfish resources of the northwest coast of the United States In Report of the United States Commissioner of Fisheries for the Fiscal Year . . . with Appendixes, Edited by Charles H. Edmonson. Bureau of Fisheries Document #920. Washington, D. C.: Government Printing Office, 1923.
1921
Anonymous. "1920 Oregon Coast Canned Salmon Pack." Pacific Fisherman Yearbook, 1921 (1921): p.43.
Cobb, John N.. "Pacific salmon fisheries (3rd ed.)." Report of the Commissioner for ... / United States Commission of Fish and Fisheries. Appendix 1 (1921): 255 p.
"Siletz bridges washed out: waters in district reported to be highest in 30 years." Morning Oregonian 60 (1921): p.7.

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