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The U.S. Geological Survey's central region headquarters Denver, Colorado
(Washington: Government Printing Office, 1979)
National Cartographic Information Center (NCIC)
(Washington: Government Printing Office, 1976)
Plain geology
(Washington: Government Printing Office, 1974)
Sources of information, products, and services of the U.S. Geological Survey
(Washington: Government Printing Office, 1978)
State hydrologic unit maps
(Washington: Government Printing Office, 1978)
Sources of information and services of the U.S. Geological Survey
(Washington: Government Printing Office, 1975)
Aerial photographic reproductions
(Washington: U. S. Government Printing Office, 1974)
The national center of the U.S. Geological Survey
(Washington: Government Printing Office, 1974)
Astrogeology: geologic research in space
(U.S. Government Printing Office, 1972)
Geology of Caves
(U.S. Government Printing Office, 1977)