James Gardner, 1865, Meeting of the Shenandoah and Potomac, at Harper's Ferry, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 26], Albumen print, Lee Gallery, LL/13907
Timothy H. O'Sullivan, 1863, July, Interior of Breastworks on Round Top, Gettysburg, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 38], Albumen print, Lee Gallery, LL/14029
Timothy H. O'Sullivan, 1863, June, Group of Confederate Prisoners at Fairfax Courthouse, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 34], Albumen print, Lee Gallery, LL/14032
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
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