![](http://www.alamy.com/thumbs/6/1936C418-5DE4-4367-8C76-4DA6C958ABF7/2WRBK7N.jpg)
Petersburg, Virginia. Near view of bombproof in the advance line, Photograph shows African American troops., O'Sullivan, Timothy H., 1840-1882, photographer, 1864 Aug. 7., United States, History, Civil War, 1861-1865, Glass negatives, 1860-1870., Stereographs, 1860-1870, Glass negatives, 1860-1870, 1 negative (2 plates): glass, stereograph, wet collodion
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Photo credit: © Penta Springs / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1, 1840-1882, 1860-1870, 1861-1865, 2, 7, 1864, advance, african, american, aug, bombproof, civil, collodion., glass, history, line, negative, negatives, petersburg, photograph, photographer, plates, states, stereograph, stereographs, sullivan, timothy, troops, united, view, virginia, war, wet