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Now showing items 21-30 of 919
The U.S. Geological Survey: making a world of difference
(Washington: Government Printing Office, 2015)
USGS technology information center
(Washington: Government Printing Office, 2015)
Regional water data banks project
(Washington: Government Printing Office, 2002)
Water use in the United States
(Washington: Government Printing Office, 2015)
Map data catalog
(Washington: Government Printing Office, 2015)
Selected studies on natural and human factors related to flood management in the upper mississipi river basin
(Washington: Government Printing Office, 2000)
National mineral-resource assessment: the 1996 estimate of undiscovered gold, silver, copper, lead, and zinc remaining in the United States
(Washington: Government Printing Office, 2015)
The U.S. Geological Survey's western region headquarters Menlo Park, California
(Washington: Government Printing Office, 2015)
Mineral-resource and related activities in the upper midwest
(Washington: Government Printing Office, 2015)
Opportunities for wildlife biologists
(Washington: Government Printing Office, 2015)