| Mathew B. Brady Hardened Union Troops in the trenches during the Siege of Petersburg, Virginia 1864-1865 Salted paper print, oval 6x8 in (15.2x20.3 cm) Swann Galleries - New York Courtesy of Swann Galleries (Auction, May 15, 2008, #2146, Lot 249) LL/28807 Mathew Brady and His World, 4-5 (cropped).
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