00832cam a2200229 4500 64479798 TxAuBib 20100701120000.0 951205s1996||||||||||||||||||||||||eng|u 95052391 9780792229407 0792229401 DLC DLC DLC TxAuBib Thybony, Scott. The Rockies : pillars of a continent / by Scott Thybony ;photographed by Paul Chesley. Washington, D.C. : Book Division, National Geographic Society, 1996. 200 p. : col. ill., col. map ; 26 cm. Includes bibliographical references (p. 200) and index. 20100701. Rocky Mountains Description and travel. Chesley, Paul, 1946-