U. S. Dept Interior

• Geology of the Glenwood Springs Quadrangle of North Western Colorado
• Magdalena Mining District of New Mexico
• Mineral Belts of Western Sierra County New Mexico
• Mining Districts of the Western United States
• Mining in the Bisbee Quadrangle of Arizona
• Mining in the Cerbat Range, Black Mountains and Grand Wash Cliffs
• Mining in the Sierrita Mountains of Pima County, Arizona
• Ore Deposits of the Bonanza Mining District of Colorado
• Ore Deposits of the Bullfrog Quadrangle
• Ore Deposits of the Creede Mining District of Colorado
• Ore Deposits of the Garfield Quadrangle of Colorado
• Ore Deposits of the London Fault of Colorado