William Henry Jackson Black Canyon of the Gunnison, Colorado 1880 photograph of the Curecanti Needle in the Black Canyon before the Morrow Point Dam and Reservoir    

George Mellen Gunnison, Colorado. circa 1880 photograph showing George Mellen’s cart at a campsite in Gunnison with teepee, camera and the photographer holding a glass plate negative.  

George Mellen circa 1880 photograph of George Mellen’s mobile photo studio cart courtesy of the Palace of the Governors

Frank Dean circa 1880 photograph by Frank Dean of unknown family portrait from HACB

Frank Dean circa 1880 photograph by Frank Dean of unknown woman’s portrait from HACB

Frank Dean circa 1880 photograph by Frank Dean of unknown family portrait from HACB

Blacklidge Crested Butte, Colorado 1880 photograph by Blacklidge of a mining claim on Slate River. from HACB

F.D. Storm Taylor Canyon, Colorado 1880 photograph of Taylor Canyon from HACB

George Mellen Crested Butte, Colorado 1882 Image of the backside of a photograph of Peanut Lake with Gothic Mountain from HACB

George Mellen Crested Butte, Colorado 1880 photograph of Peanut Lake and Gothic Mountain from HACB

George Mellen Crested Butte, Colorado 1880 photograph of an Oh Be Joyful cascade from HACB

C.F. Blacklidge Crested Butte, Colorado 1880 photograph of mining claim on Slate River from HACB