The White-Crowned Sparrows (Zonotrichia Leucophrys) of the Pacific Seaboard: Environment and Annual Cycle
Berkely: University of California Press, 1941. 1st Edition. Hardcover. 8vo (royal). Green cloth, printed paper label on spine, iii, 177pp, illustrated with [20] plates of photographs, name of Dr. J. Dewey Sopar, Canadian arctic ornithologist and zoologist, stamped with his 'compliments' and presented to the Library of the Federation of..... More