00955cam a2200241 4500 243208862 TxAuBib 19991222120000.0 701104s1970||||||||||||||||||||||||eng|u 9780870440878 087044087X TxAuBib Snyder, Gerald S. In the footsteps of Lewis and Clark [BOOK] / by Gerald S. Snyder. Photos. by Dick Durrance. Washington : National Geographic Society, [1970] 215 p : illus. (part col.), facsims., maps, col. ports ; 27 cm. National geographic special publications Includes bibliographical references. 19991218. Lewis and Clark Expedition 1804-1806. National Geographic Society (U.S.), Special Publications Division. National geographic special publications.