Two home-made traps for English sparrows
By: prepared in the Section of Food Habits, Division of Wildlife Research
Contributors: United States. Bureau of Biological Survey
Series: Wildlife leaflet -- BS-121; Wildlife leaflet -- BS-121.
Publisher: U.S. Dept. of the Interior, Fish and Wildlife Service
Published: 1938
Place of publication: Washington, D.C
Language: eng
Subjects: English sparrow; Control; Bird pests
Notes: Caption title.

"October 1938."