1. 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
2. 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
3. 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
4. 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
5. 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
6. 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
7. The Yukon-Tanana region, Alaska : description of Circle quadrangle Author/Creator: Prindle, L. M. 1865-1956, (Louis Marcus), author Publication/Creation: Washington, D.C. : Department of the Interior, United States Geological Survey, 1906 Resource Type: Book Access & Availability: Loading
8. The Yakima Basalt and Ellensburg Formation of south-central Washington Author/Creator: Bingham, J. W. 1925- (James William), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1966 Resource Type: Book Access & Availability: Loading
9. X-ray powder data for uranium and thorium minerals Author/Creator: Frondel, Clifford, 1907-2002, author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1956 Resource Type: Book Access & Availability: Loading
10. Witts Springs Formation of Morrow age in the Snowball quadrangle, north-central Arkansas Author/Creator: Glick, Ernest E. 1922- (Ernest Earwood), author Publication/Creation: Washington, D.C. : United States Department of the Interior, Geological Survey, 1964 Resource Type: Book Access & Availability: Loading