A Quantitative Study of the Nocturnal
Migration of Birds
BY
GEORGE H. LOWERY, JR.
University of Kansas Publications
Museum of Natural History
UNIVERSITY OF KANSAS PUBLICATIONS, MUSEUM OF NATURAL HISTORY
Editors: E. Raymond Hall, Chairman; A. Byron Leonard,
Edward H. Taylor, Robert W. Wilson
UNIVERSITY OF KANSAS
Lawrence, Kansas
PRINTED BY
FERD VOILAND, JR., STATE PRINTER
TOPEKA, KANSAS
1951
23-1020