A Geologic Reconnaissance for Phosphate and Coal in Southeastern Idaho and Western Wyoming Alfred Reginald Schultz Published: 1918 Total Pages: 662 Get eBook
Bibliography of North American Geology Geological Survey (U.S.) Published: 1923 Total Pages: 1186 Get eBook
Catalog of Copyright Entries Library of Congress. Copyright Office Published: 1916 Total Pages: 876 Get eBook
Catalogue of Title-entries of Books and Other Articles Entered in the Office of the Librarian of Congress, at Washington, Under the Copyright Law ... Wherein the Copyright Has Been Completed by the Deposit of Two Copies in the Office Library of Congress. Copyright Office Published: 1920 Total Pages: 1472 Get eBook