The anatomy of the Labrador duck
Subtitle: Camptorhynchus Labradorius (Gmelin)
By: by Philip S. Humphrey and Robert S. Butsch
Series: Smithsonian Miscellaneous Collections -- v. 135, no. 7
Publisher: Smithsonian Institution
Published: 1958
Place of publication: Washington
Language: eng
Number of pages: 23
Subjects: Labrador duck
Notes: Bibliography: p. 22-23.