Timothy H. O'Sullivan (American, born Ireland, 1840–1882)
Albumen silver print from glass negative
Purchase, Joseph Pulitzer Bequest and The Horace W. Goldsmith Foundation Gift through Joyce and Robert Menschel, 1986
Not on view
Inscription: Inscribed in the negative: "87"; printed on mount, upper edge: "WAR DEPARTMENT [+ insignia]// Explorations in Nevada and Arizona. Expedition of 1871. Lieut. Geo. M. Wheeler, Com'd'g."; lower edge: "T. H. O'Sullivan, Phot.// GEOLOGICAL SERIES// CASTELLATED SAND-BLUFFS, FORTIFICATION ROCK// No. 87".