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United States Geological Survey Yearbook, Fiscal Year 1985 /

United States Geological Survey Yearbook, Fiscal Year 1985 / [U. S Department of the Interior and U. S. Geological Survey]. - [Washington]: [United States Government Printing Office], [1986]. - v, 143 p. : ill., maps, tables ; 28 cm.


Geology--Research--United States

353.00855