00746nam 2200169z- 450 9910712662203321(CKB)5470000002495539(EXLCZ)99547000000249553920230509c2005uuuu -u- -engBlack Canyon of the Gunnison National Park & Curecanti National Recreational Area : geologic resource evaluationDenver, ColoradoGeologic Resources Division, Natural Resource Program Center ;Black Canyon of the Gunnison National Park & Curecanti National Recreational Area BOOK9910712662203321Black Canyon of the Gunnison National Park & Curecanti National Recreational Area : geologic resource evaluation3350173UNINA