1. Zoogeography of Holocene Ostracoda off western North America and paleoclimatic implications Author/Creator: Valentine, Page C., author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1976 Resource Type: Book Access & Availability: Loading
2. Zoning of the Bitter Creek vanadium-uranium deposit near Uravan, Colorado Author/Creator: Heyl, Allen V. 1918-2008, (Allen Van), author Publication/Creation: [Washington, D.C.] : [United States Department of the Interior, Geological Survey], [1957] Resource Type: Book Access & Availability: Loading
3. Zones and zonal variations in welded ash flows Author/Creator: Smith, Robert L. 1920-2016, (Robert Leland), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1960 Resource Type: Book Access & Availability: Loading
4. Zinc-lead-copper resources and general geology of the upper Mississippi Valley district Author/Creator: Heyl, Allen V. 1918-2008, (Allen Van), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1955 Resource Type: Book Access & Availability: Loading
5. Zinc-lead deposit at Shawangunk mine, Sullivan County, New York : a geologic description of the mine and of the new ore shoot Author/Creator: Sims, P. K. 1918-2011, (Paul Kibler), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1951 Resource Type: Book Access & Availability: Loading
6. Zinc recycling in the United States in 1998 Author/Creator: Plachy, Jozef Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2001 Resource Type: Book Edition: Version 1.0. Access & Availability: Loading
7. Zinc and Lead Deposits of Southeastern Alaska. Zinc-Copper deposit at Tracy Arm, Petersburg District, Alaska : a study of the tracy arm zinc-copper prospect Author/Creator: Gault, H. R. 1915-1961, (Hugh Richard), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1953 Resource Type: Book Access & Availability: Loading
8. Zinc and lead deposits of southeastern Alaska. Some lead-zinc and zinc-copper deposits of the Ketchikan and Wales districts, Alaska : a description of the deposits at Moth Bay, Mahoney Creek, and Dora Lake Author/Creator: Robinson, G. D. 1918- (Gershon Du Vall), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1953 Resource Type: Book Access & Availability: Loading
9. Zinc and lead deposits of southeastern Alaska. Some zinc-lead deposits of the Wrangell district, Alaska : a description of the deposits at Groundhog Basin, Glacier Basin the Lake claims, and Berg Basin Author/Creator: Gault, H. R. 1915-1961, (Hugh Richard), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1953 Resource Type: Book Access & Availability: Loading
10. Zinc and lead deposits of Northern Arkansas Author/Creator: McKnight, Edwin Thor, 1902-1992, author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1935 Resource Type: Book Access & Availability: Loading