Timothy H. O'Sullivan 1867 Timothy O'Sullivan's ambulance wagon and portable darkroom used during the King Survey rolls across the sand dunes of Carson Desert, Nev.
Photo shows the wagon O'Sullivan used to carry photographic equipment.
Plate has at top the seal of the Corps of Engineers, U.S. Army, War Department, and at bottom "Geological exploration of the fortieth parallel; Clarence King, geologist in charge; T.H. O'Sullivan, phot."
Plate 108 from: Geological exploration of the fortieth parallel / U.S. Army Corps. of Engineers; Clarence King, geologist in charge. [Washington, D.C., 187-?].
Published in: Framing the West: The Survey Photographs of Timothy H. O'Sullivan / Toby Jurovics, Carol M. Johnson, Glenn Willumson, and William F. Stapp. New Haven: Yale University Press, 2010, plate 6.