Report on the birds of Pennsylvania.
Subtitle: With special reference to the food-habits, based on over three thousand stomach examinations.
By: By B.H. Warren, M.D., ornithologist of the State Board of Agriculture. Illustrated with fifty plates ...
Contributors: Warren, Benjamin Harry, 1858-
Publisher: E.K. Meyers, State Printer
Published: 1888
Place of publication: Harrisburg
Language: eng
Number of pages: 260
Subjects: Birds -- Pennsylvania