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From Field and Study
Robert K. Selander, Fred Gallup, Bernard H. Bailey, Hal P. Kirby, O. M. Buchanan, Jr., F. W. Miller, Helmut Sick, Clyde F. Herreid II, Dale A. Zimmerman, Laidlaw Williams, Richard T. Holmes, Richard F. Johnston, Carl L. Hubbs, Loye Miller and Richard C. Banks
Vol. 62, No. 1 (Jan. - Feb., 1960), pp. 65-71
Published by: American Ornithological Society
Stable URL: http://www.jstor.org/stable/1365660
Page Count: 7