[Portrait in a White Dress]

Photograph. Date: 1856–57, printed 1861–66. Dimensions: Image: 32.5 x 27 cm (12 13/16 x 10 5/8 in.); Mount: 39.1 x 29.7 cm (15 3/8 x 11 11/16 in.); ; Mat: 61 x 50.8 cm (24 x 20 in.). Medium: salted paper print from glass negative. Collection: Metropolitan Museum of Art.