1. 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
2. Zinc and lead deposits of northern Arkansas Author/Creator: Adams, George I. 1870-1932, (George Irving), author Publication/Creation: Washington : Department of the Interior, United States Geological Survey, 1904 Resource Type: Book Access & Availability: Loading
3. Zeolites and associated authigenic silicate minerals in tuffaceous rocks of the Big Sandy Formation, Mohave County, Arizona Author/Creator: Sheppard, Richard A., author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1973 Resource Type: Book Access & Availability: Loading
4. 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
5. The Yukon-Tanana region, Alaska Author/Creator: Mertie, John Beaver, 1888-1980, author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1937 Resource Type: Book Access & Availability: Loading
6. The Yukon-Koyukuk region, Alaska Author/Creator: Eakin, Henry M. 1883-1936, (Henry Miner), author Publication/Creation: [Washington, D.C.] : Department of the Interior, United States Geological Survey, 1916 Resource Type: Book Access & Availability: Loading
7. Younger Precambrian geology in southern Arizona Author/Creator: Shride, A. F. 1918- (Andrew Fletcher), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1967 Resource Type: Book Access & Availability: Loading
8. The Yentna district, Alaska Author/Creator: Capps, Stephen R. 1881-1949, (Stephen Reid), author Publication/Creation: [Washington, D.C.] : Department of the Interior, United States Geological Survey, 1913 Resource Type: Book Access & Availability: Loading
9. The Yakutat Bay region, Alaska : psysiography and glacial geology Author/Creator: Tarr, Ralph S. 1864-1912, (Ralph Stockman), author Publication/Creation: Washington : Department of the Interior, United States Geological Survey, 1909 Resource Type: Book Access & Availability: Loading
10. 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