ALL ITEMS

Albertype from a large-format photograph of Red Rock Pass in northern Cache Valley taken by William Henry Jackson while he was the Hayden Survey photographer. Original caption is "Plate III, Red Rock Pass."

Stereo-view of Union Pacific laborers on a railroad hand cart outside of West end of Tunnel #4. Image taken by photographer William Henry Jackson before he joined the Hayden Survey photographer and during the construction of the transcontinental…