Alexander Gardner, 1862, October, Guides to the Army of the Potomac, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 28], Albumen print, Lee Gallery, LL/12694
Timothy H. O'Sullivan, 1863, July, A Harvest of Death, Gettysburg, Pennsylvania, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 36], Albumen print, Lee Gallery, LL/14027
David Knox, 1864, August, Forge Scene, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 77], Albumen print, Lee Gallery, LL/13913
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
David Knox, 1864, October, Mortar Dictator, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 75], Albumen print, Lee Gallery, LL/13912