Distribution of winter blackbird roosts east of the Appalachians
By: Brooke Meanley and John S. Webb
Contributors: Webb, John S., joint author; United States. Bureau of Sport Fisheries and Wildlife; U.S. Fish and Wildlife Service
Series: Wildlife leaflet -- 428; Wildlife leaflet -- 428.
Publisher: U.S. Dept. of the Interior, Fish and Wildlife Service
Published: 1960
Place of publication: Washington, D.C
Language: eng
Subjects: Blackbirds; Wintering; Geographical distribution
Notes: Caption title.

"December 1960."