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
Geology--Research--United States
353.00855