The anatomy of the Labrador duck, Camptorhynchus labradorius (gmelin)
By: by Philip S. Humphrey and Robert S. Butsch.
Contributors: Butsch, Robert Stearns, 1914-
Series: Smithsonian miscellaneous collections -- v. 135, no. 7; Publication -- 4334; Publication (Smithsonian Institution) -- 4334
Publisher: Smithsonian Institution
Published: 1958
Place of publication: Washington
Language: eng
Number of pages: 23
Subjects: Labrador duck.
Notes: "May 28, 1958."

Includes bibliographical references (p. 22-23).