Library reading room

Stephen H. Hart Research Center

Virtual Assistance and Research Appointments

We provide virtual assistance for your research needs, whether you are just starting out on your research journey, need help identifying the types of materials you seek for your research objectives, or you have specific research questions. Email or call on a Monday, Wednesday, or Friday between 10-3pm at (303)866-2305 to connect with us.

Already know the specific item(s) you'd like to see? The Stephen H. Hart Research Center is now open for in-person research on Monday, Wednesday, or Friday via an appointment system. Appointments must be requested and approved 72 hours (3 business days) prior to date of intended appointment. Please fill out this form to request an in-person appointment.

Questions? Email


Please select from the following to engage our services:


To get your research started, it may be helpful to explore our collection. We recommend searching our online collection for your research topic using a variety of search terms. Although currently limited, we also offer a research service for the History Colorado collection for a fee. 

If you need assistance with your research,  please email us at where a staff member will field your request M-F 10am-4pm or give us a call on a Monday, Wednesday, or Friday from 10am-3pm at (303)866-2305.

A woman, possibly Blanche M. McFann, sits at a desk in an office at the Mountain States Telephone and Telegraph building at 1421 Champa Street in Denver, Colorado.

A woman, possibly Blanche M. McFann, associated with the operator's training school program of the Mountain States Telephone Company. (Object ID: 90.259.14)

Request a Reproduction

If you are requesting a reproduction, please search the online collection first, and then fill out a reproduction request form and submit it to Learn more about reproduction services and policies.

Please note that some orders may be delayed at this time, and we appreciate your patience.

In the meantime, enjoy some new offerings in The Collection and in our Digital Experiences including our InSights & InPerson program series.

We are here to help!  
Please email us at if you need research assistance.