The California condor
By: by Carl B. Koford.
Contributors: National Audubon Society.
Publisher: Dover Publications
Published: 1966
Place of publication: New York
Language: eng
Number of pages: 154
Subjects: California condor; Birds -- Behavior
Notes: Bibliography: p. 151-154.
"An unabridged and corrected republication of the work originally published in 1953 as Research report number 4 of the National Audubon Society."