The 850,000 photographs and 250,000 negatives in History Colorado’s photography collection reflect Colorado history from the 1850s to the present. The photographs show the growth and development of Colorado, its people, industries, agriculture and communities.

The collection includes photographic images in many formats:
ambrotypes, daguerreotypes & tintypes
cabinet cards
cartes de visite
chromolithographs
cyanotypes
lantern slides
film & glass plate negatives
motion picture film and video
panoramas
postcards
positive prints
35 mm. slides
scrapbooks and albums
stereographs

Our Subject Collection provides a good place to begin research in our photography holdings. This large collection of photographic  prints serves the needs of many researchers.

The majority of our Photography Collection has not yet been digitized. However, a portion of the collection is available to view online. Click here to view our digitized photographs.