1. Geology of the La Vida Mission quadrangle, San Juan and McKinley counties, New Mexico Author/Creator: Miller, Ralph L. 1909-1991, (Ralph LeRoy), author Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1991 Resource Type: Book Access & Availability: Loading
2. Silurian nomenclature and correlations in southwest Virginia and northeast Tennessee Author/Creator: Miller, Ralph L. 1909-1991, (Ralph LeRoy), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1976 Resource Type: Book Access & Availability: Loading
3. Pennsylvanian formations of southwest Virginia Author/Creator: Miller, Ralph L. 1909-1991, (Ralph LeRoy), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1969 Resource Type: Book Access & Availability: Loading
4. Geology and oil resources of the Jonesville district, Lee County, Virginia Author/Creator: Miller, Ralph L. 1909-1991, (Ralph LeRoy), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1954 Resource Type: Book Access & Availability: Loading