A field guide to the mammals: field marks of all North American species found north of Mexico.
Boston: Houghton Mifflin, (1976. third edition). Octavo, illustrations, softcover. More
Boston: Houghton Mifflin, (1976. third edition). Octavo, illustrations, softcover. More
Portland OR: Timber Press, 2002. Octavo, colour illustrations, fine copy in dustwrapper. Includes commentary on ornithological literature, painting, history and conservation. "Why write another bird book? Based on nearly sixty years of birding with eye, pen, and plenty of books, I think I have some things to say that others..... More
Berkeley: University of California Press, 2003. Octavo, illustrations, tables, fine copy in dustwrapper. The Salton Sea, California's largest inland lake, supports a huge bird population that is among the most concentrated and most diverse in the world. Sadly this environment is close to collapse from several environmental threats. This book..... More
Urbana: Illinois Natural History Survey, 1961. Octavo, photographs. softcover. More