A work made of gelatin silver prints (two matted together), from "united states geological survey," and "rephotograpic survey project" (1977–1980).

Edge of Storm Mountain Resevoir, Big Cottonwood Canyon, Utah

1869 and 1978

Timothy O'Sullivan (American, born Ireland, 1840–1882) and Rick Dingus (American, born 1951)

United States

Gelatin silver prints (two matted together), from "United States Geological Survey," and "Rephotograpic Survey Project" (1977–1980)