Alfred Stieglitz, Equivalent, 1931, gelatin silver print, courtesy Fraenkel Gallery,

Alfred Stieglitz, Equivalent, 1931, gelatin silver print, courtesy Fraenkel Gallery

fg_091712.4, 9/17/12, 8:57 PM, 16C, 5830×7933 (168+0), 100%, Repro 2.2 v2, 1/60 s, R34.3, G28.8, B42.6