William and Sophia Palmer Langenheim, circa 1846–47

Photograph. Date: circa 1846–47. Dimensions: Image: 12.1 x 8.9 cm (4 3/4 x 3 1/2 in.); ; Case: 1.6 x 13.5 x 11.7 cm (5/8 x 5 5/16 x 4 5/8 in.). Medium: daguerreotype. Collection: Metropolitan Museum of Art.