01155cam a2200337 i 4500 1846752104 TxAuBib 20211212120000.0 910820s1991||||||||||||||||||||||||eng|u 91033546 9780870448300 0870448307 DLC DLC DLC TLC rda TxAuBib rda Fisher, Ron, 1938-, author. Heartland of a continent : America's plains and prairies / by Ron Fisher ; prepared by the Book Division, National Geographic Society. Washington, D.C. : The Society. ©1991. 199 pages : color illustrations ; 26 cm. txt rdacontent n rdamedia nc rdacarrier Includes index. 20211212. Plains North America. Prairies North America. West (U.S) Geography. Middle West Geography. Great Plains Geography. Prairie Provinces Geography. National Geographic Society (U.S.), Book Division, author.