John K. Hillers 1872 (ca) Hillers in the field with his photographic equipment, Aquarius Plateau, Utah Territory [U.S. Geological Powell Survey]
Stereoview, oversized Swann Galleries - New York Courtesy of Swann Galleries (Auction, "Icons & Images: Fine & Vernacular Photographs", Oct 13-14, 2015, #2393, Lot 35)
