Check-list of North American birds
By: prepared by a committee of the American ornithologists' union.
Edition: 4th ed. / constituting the "Systema avium" for North America north of Mexico ...
Publisher: The Union
Published: 1931
Place of publication: Lancaster, Pa
Language: eng
Number of pages: 526
Subjects: Birds -- Nomenclature; Birds -- North America
Genres: Nomenclature.