Title: Volcanic Ridge, Trinity Mountains, Nevada
Object type: Photograph
Date: 1867
Artist:  Timothy H. O'Sullivan 
Artist bio: American, born Ireland, 1840–1882
Artist nationality: American, born Ireland
Artist role: Artist
Medium: Albumen silver print from glass negative
Dimensions: Image: 22.4 x 29 cm (8 13/16 x 11 7/16 in.)
Mat: 40.6 x 50.8 cm (16 x 20 in.)
Classification: Photographs
Credit line: Gilman Collection, Purchase, William Talbott Hillman Foundation Gift, 2005
Department: Photographs
Repository: Metropolitan Museum of Art, New York, NY