TY  - BOOK
ED  - Geological survey Colorado, USA
TI  - Studies related to Wilderness Primitive Areas: Areas contiguous to the uncompahgre primitive area southwestern Colorado
U1  - 557.88 21st ed.
CY  - Colorado
PB  - Geological Survey USA, 
KW  - Maps, USA geological Map, Colorado-  Wilderness primitive areas map
ER  -