Books by Paul J. Graff
Precambrian Rocks and Minerali
Precambrian Rocks and Mineralization, Southern Wyoming Province
Precambrian Rocks and Minerali
Precambrian Rocks and Mineralization of the Wyoming Province
Geology of the Elmers Rock Greenstone Belt, Laramie Range, Wyoming
Radioactive Quartz-Pebble Cong
Radioactive Quartz-Pebble Conglomerates of the Sierra Madre and Medicine Bow Mountains, Wyoming