Search
Now showing items 1371-1380 of 1403
Geology of the Tonsina District, Alaska
(Washington: Government Printing Office, 1935)
Mineral resources of Alaska (Report on progress of investigations in 1932)
(Washington: Government Printing Office, 1934)
Mineral resources of Alaska (Report on progress of investigations in 1932)
(Washington: Government Printing Office, 1933)
Geology and ore deposits of the Lordsburg mining district Hidalgo County, New Mexico
(Washington: Government Printing Office, 1938)
Geology of Big Horn County and the Crow Indian Reservation Montana
(Washington: Government Printing Office, 1935)
Geology and mineral deposits of the Snowmass Mountain Area Gunnison County, Colorado
(Washington: Government Printing Office, 1937)
Analyses of rocks and minerals from the laboratory of the United States Geological Survey 1914 - 1936
(Washington: Government Printing Office, 1937)
Geology and ore deposits of the Casto Quadrangle Idaho
(Washington: Government Printing Office, 1934)
Geology and fuel resources of the southern part of the San Juan Basin New Mexico
(Washington: Government Printing Office, 1936)
North American Geology 1931 and 1932
(Washington: Government Printing Office, 1934)