By Cobb, John N. (John Nathan), 1868-1930 . Genre Pacific salmon fisheries / Salmonidae / Fish culture / Fishery products / Preservation . Names fish / columbia / saldanhaea bureau / island / fry and 1967 more

By Cobb, John N. (John Nathan), 1868-1930 . Genre n-us-ak / Fisheries / Alaska . Names fish / sea / island / data / american and 269 more

By Cobb, John N. (John Nathan), 1868-1930 . Genre Pacific salmon fisheries / Fish culture / Salmonidae / Fishery products / Preservation . Names fish / columbia / fry / island / s b and 3299 more