01544cam a2200361 4500 546841188 TxAuBib 20101127120000.0 031002s1990||||||||||||||||||||||||eng|u 89031517 9780618132188 flexibook 061813218X flexibook 9780395514245 pbk. 039551424X pbk. DLC DLC DLC TxAuBib Peterson, Roger Tory. A field guide to western birds : a completely new guide to field marks of all species found in North America west of the 100th meridian and north of Mexico / text and illustrations by Roger Tory Peterson ; maps by Virginia Marie Peterson. 3rd ed., completely rev. and enl. Boston : Houghton Mifflin, 1990. 432 p. : col. ill., maps ; 20 cm. Peterson field guide series. ; 2 "Sponsored by the National Audubon Society, the National Wildlife Federation, and the Roger Tory Peterson Institute.". Includes bibliographical references (p. 416) and index. 20101127. Birds West (U.S) Identification. Birds Canada, Western Identification. Peterson, Virginia Marie, 1925- National Audubon Society. National Wildlife Federation. Roger Tory Peterson Institute. Peterson field guide series. ; 2. TXWKC