Civil War and the Washington Area - The famous gap at Harper's Ferry before the railroad bridge was burned, looking toward Washington, D.C.; colorized photo [copy by Blackhawk Films #201-12], 1860s, GCIV 01/08, Box: GCIV 01. Civil War Collection, CIV. University of Notre Dame Archives. https://archivesspace.library.nd.edu/repositories/2/archival_objects/2092792 Accessed February 01, 2026.