1890
William Henry Jackson & Co., 1865
William Henry Jackson & Co., 1880
William Henry Jackson & Co., 1870
William Henry Jackson & Co., 1890
![[Unidentified valley, probably near Cheyenne]](https://media.getty.edu/iiif/image/44cdea07-f12b-4220-9ce0-84edc4315986/full/843,/0/default.jpg)
![[Train trestle with man underneath near rocks]](https://media.getty.edu/iiif/image/5900ba0c-8316-4111-bf2c-bf2178ff40bf/full/843,/0/default.jpg)
![[Detail of a large boulder]](https://media.getty.edu/iiif/image/947deeb9-740d-46c6-9dc4-7743a4b9eb56/full/843,/0/default.jpg)
![[Unidentified valley with cliffs to left]](https://media.getty.edu/iiif/image/1e2a652a-0673-4fb5-bc0f-dfc054f9a334/full/843,/0/default.jpg)
