Economic Ornithology. 1. Food Habits of the Grosbeaks. U.S. Department of Agriculture, Bull. 32. Washington Government Printing Office. 1908. 2. Birds that eat Scale-Insects. Reprint from Yearbook of Department of Agriculture. 1906

Published in Annals And Magazine of Natural History, in 1908, in volume 2, pages 132

Date published:1908

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