MS-10 Metal Mining Activity Map of Colorado Excluding Uranium and Vanadium (with Directory) MS-10 Metal Mining Activity Map of Colorado Excluding Uranium and Vanadium (with Directory), 1978
EG-03 Engineering Geology Report for Planning Districts 7 and 13 EG-03 Engineering Geology Report for Planning Districts 7 and 13, Colorado
B-04 Geology and Ore Deposits of the Monarch District and Tomichi Districts B-04 Geology and Ore Deposits of the Monarch District and Tomichi Districts, Colorado
B-01 A Preliminary Report on the Geology of the Monarch Mining District B-01 A Preliminary Report on the Geology of the Monarch Mining District, Chaffee County, Colorado