The Rocky Mountain Online Archive is your source of information about archival collections in Colorado, New Mexico and Wyoming. Specialized guides, called finding aids, give detailed descriptions of primary source materials located at twenty different repositories. Search the finding aids to discover what historical materials are available for study and where those collections are located.

The Rocky Mountain Online archive is directed by representatives from the Collaborative Digitization Program in Colorado, the American Heritage Center at the University of Wyoming, and University Libraries at the University of New Mexico.

Participating Institutions