00491cam a2200169 4500 116211026 TxAuBib 19991001120000.0 990604s1978||||||||||||||||||||||||eng|u 9780931170065 0931170060 IMchF TxAuBib Froiland, Sven G. Natural history of the Black Hills. Sioux Falls, S.D. : Center for Western Studies Press, 1978. 174 p.