Civil War - Charleston and Fort Sumter - Map of Charleston at the time of the Civil War, showing harbor, islands, and forts [copy by Blackhawk Films #156-01], 1860s, GCIV 01/05, Box: GCIV 01. Civil War Collection, CIV. University of Notre Dame Archives. https://archivesspace.library.nd.edu/repositories/2/archival_objects/2092718 Accessed January 27, 2026.