Timothy H. O'Sullivan, 1865, May, Quarters of Men in Fort Sedgwick, Generally Known as Fort Hell, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 83], Albumen print, Lee Gallery, LL/14038
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
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
Alexander Gardner, 1865, Ruins of Petersburg and Richmond Railroad Bridge, Across the James, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 88], Albumen print, Lee Gallery, LL/12697
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
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