The blue-winged teal
Subtitle: its ecology and management
By: by Logan J. Bennett ...
Publisher: Collegiate Press, inc.
Published: 1938
Place of publication: Ames, Ia
Language: eng
Number of pages: 144
Subjects: Blue-winged teal; Ducks
Notes: Frontispiece accompanied by guard sheet with descriptive letterpress.

"A thesis presented to the Graduate college of Iowa state college in partial fulfillment of the requirements for the degree of doctor of philosophy."--Foot-note, p. v.

"Literature cited": p. 133-137.