Edward Steichen ~ [Dana Steichen draped in shawl], ca. 1920. Cyanotype and palladium print. | src George Eastman museumEdward Steichen ~ Dana Steichen Holding a Sunflower, ca. 1924. Cyanotype and palladium print. | src George Eastman MuseumEdward Steichen ~ [Dana Steichen draped in shawl], ca. 1920. Cyanotype and experimental process. | src George Eastman Museum