William Henry Jackson
ca. August 11 – 12, 1870
Named after hyposulphite of soda, a photographic fixative, Hypo the mule carried Jackson’s photographic equipment during the 1870 season. He pronounced Hypo “as indispensable to me as his namesake…”
Albumen print on paper. H 7, W 9 cm
Scotts Bluff National Monument, SCBL 2781
William Henry Jackson
ca. August 11 – 12, 1870
Glass slide. H 10, W 8 cm
Scotts Bluff National Monument, SCBL 709