Item #42678 THE WHITE-CROWNED SPARROWS (ZONOTRICHIA LEUCOPHRYS) OF THE PACIFIC SEABOARD: ENVIRONMENT AND ANNUAL CYCLE. PUBLICATIONS IN ZOOLOGY, VOLUME 46, NO. 1, PP. 1 - 178. Barbara D. Blanchard.

THE WHITE-CROWNED SPARROWS (ZONOTRICHIA LEUCOPHRYS) OF THE PACIFIC SEABOARD: ENVIRONMENT AND ANNUAL CYCLE. PUBLICATIONS IN ZOOLOGY, VOLUME 46, NO. 1, PP. 1 - 178

Berkeley and Los Angeles: University of California Press, 1941. First edition. Soft cover. Item #42678

The subjects of this paper are the faintly distinguisable northern and southern coasta populations of white-crowned sparrows. 135 pages with table, figures, and literature cited, plus twenty photographic plates. Bound in original gray paper covers printed in black. A very good plus copy.

Price: $20.00