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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.
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.
Cobb, John N.. "Pacific salmon fisheries (2nd ed.)." Report of the Commissioner for ... / United States Commission of Fish and Fisheries. app.3 (1916): 255 p.