James Gardner, 1864, Field Hospital, Second Army Corps, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 54], Albumen print, Lee Gallery, LL/13909
Timothy H. O'Sullivan, 1862, Signal Tower on Elk Mountain, Mayland, Overlooking Battlefield of Antietam, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 22], Albumen print, Lee Gallery, LL/14023
Timothy H. O'Sullivan, 1863, July, Field Where General Reynolds Fell, Gettysburg, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 37], Albumen print, Lee Gallery, LL/14028
Wood & Gibson, 1862, May, Battery No. 1, Near Yorktown, VA, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 12], Albumen print, Lee Gallery, LL/14040