Title: Peregrine falcon populations;
Description: Proceedings of an international conference sponsored by the University of Wisconsin, 1965, with the support of The National Institutes of Health, Public Health Service, US Department of Health, Education and Welfare, The Rachel Carson Fund of The National Audubon Society, The Frank M. Chapman Fund of The American Museum of Natural History, The Harry Steenbock Fund of the Wisconsin Society for Ornithology.
Subjects: Peregrine falcon, Congresses, Birds