1913. 2011-05-17T14:56:23Z. 2016-11-11T14:11:01Z. Geological Survey (U.S.). The Survey. English. Public. Douglas County (Colo.), El Paso County (Colo.), and Elbert County (Colo.).
Libraries & Collections
- Arts Library
- Bass Library
- Beinecke Library
- Classics Library
- Divinity Library
- Film Study Center
- Fortunoff Archive
- Humanities Collections
- International Collections
- Law Library
- Lewis Walpole Library
- Library Collection Services
- Manuscripts & Archives
- Map Collection
- Marx Science & Social Science Library
- Mathematics Library
- Medical Library
- Music Library
- Sterling Library
- Yale Center for British Art
