Photo of a Scattered Group of Bison Bones Taken in a Field Somewhere in Colorado Territory (1870)

Photo of a scattered group of buffalo bones taken somewhere in Colorado Territory, c. 1870. Taken by photographer William Henry Jackson and created using a scan of the original glass negative.

Source: National Archives and Records Administration.

Stereoview of Exhibits in the Great Hall of the Smithsonian Institution Building in Washington, DC (1867)

Stereoview of exhibits in the Great Hall of the Smithsonian Institution Building in Washington, D.C., c. 1867. By F. H. Bell.

Source: Library of Congress.