Research report no. 1-. - United States Fish and Wildlife Service (Washington, D.C. U.S. Govt. Print. Off., 1941)
"Supersedes the investigation reports (44) of the former Bureau of Fisheries, Technical bulletins (711) by the former Bureau of Biological Survey under the Dept. of Agriculture, and Wildlife research bulletins (4) under the Dept. of the Interior.:--no.1, p.1.
At head of title no.1- : United States Dept. of the Interior ... Fish and Wildlife Service ...
Keywords: Fisheries -- United States; Zoology -- United States