Alexander Gardner, ‘Westward The Course of Empire Takes Its Way: Laying Track 600 Miles West of St. Louis, Missouri’, 1867, J. Paul Getty Museum

Image: 33.2 x 47.6 cm (13 1/16 x 18 3/4 in.), Mount: 48.7 x 61 cm (19 3/16 x 24 in.)

About Alexander Gardner

Scottish-American, 1821-1882, Paisley, United Kingdom, based in Washington, D.C., United States