1. Civil War maps Publication/Creation: [Washington D.C.] : Geography and Map Division, Library of Congress, [[1999?]- Resource Type: Map Access & Availability: Loading
2. Maps of Liberia, 1830-1870 : American Colonization Society Collection Publication/Creation: [Washington, D.C.] : Library of Congress, Geography and Maps Division, [[1998?]- Resource Type: Map Access & Availability: Loading
3. The national atlas of the United States of America Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Washington, D.C. : United States Department of the Interior, Geological Survey, 1970 Resource Type: Map Access & Availability: Loading