The birds of Denver and mountain parks
By: by Robert J. Niedrach and Robert B. Rockwell.
Contributors: Rockwell, Robert B.; Denver Museum of Natural History.
Edition: [2nd ed.]
Series: Popular series / Colorado Museum of Natural History -- no. 5; Popular series (Colorado Museum of Natural History) -- no. 5
Publisher: Denver Museum of Natural History
Published: 1959
Place of publication: [Denver]
Language: eng
Number of pages: 203
Subjects: Birds -- Colorado; Birds -- Rocky Mountains; Birds -- Colorado -- Denver
Notes: Originally published: 1939.

Includes bibliographical references (p. 172-184) and index.