Keywords: blackandwhite monochrome outdoor black and white Lot-9795-12: Naval Gun Factory, Washington Navy Yard, Washington, D.C. Shown: a bit of gun work on a steel plate. Francis Benjamin Johnson Collection. Cyanotype Print. Courtesy of the Library of Congress. Photographed through Mylar sleeve. (2016/03/04). Lot-9795-12: Naval Gun Factory, Washington Navy Yard, Washington, D.C. Shown: a bit of gun work on a steel plate. Francis Benjamin Johnson Collection. Cyanotype Print. Courtesy of the Library of Congress. Photographed through Mylar sleeve. (2016/03/04). |