Grete Stern. Sueño No. 27: No destiñe con el agua (Dream No. 27: Does Not Fade with Water). 1951. Gelatin silver print, printed 1990s, 117⁄16 × 91⁄16″ (29 × 23 cm). Collection Eduardo F. Costantini, Buenos Aires © 2015 Estate of Horacio Coppola