The waterfowl flyways of North America
By: by Frederick C. Lincoln.
Series: Circular / United States Dept. of Agriculture -- no. 342; Circular (United States. Dept. of Agriculture) -- no. 342
Publisher: U.S. G.P.O.
Published: 1935
Place of publication: Washington
Language: eng
Number of pages: 12
Subjects: Waterfowl -- North America; Birds -- North America -- Migration
Notes: Caption title.