Peter Henry Emerson, ‘Gnarled-Thorn Trees’, ca. 1890, National Gallery of Art, Washington, D.C.
image: 5.4 x 10.3 cm (2 1/8 x 4 1/16 in.)  sheet: 18 x 26.5 cm (7 1/16 x 10 7/16 in.)

About Peter Henry Emerson