| Carleton E. Watkins The Devil's Slide, Weber Canon, W.P.R.R., Utah 1873-1874 (ca) Albumen print, oval 5 x 6 1/4 in (12.7 x 15.9 cm image) 7 x 9 in (17.8 x 22.9 cm, sheet) Swann Galleries - New York Sale 2208 Lot 8 LL/35573 With Watkins's signature and title, in pencil.
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