The Stephen H. Hart Library & Research Center is the primary access point to History Colorado’s collection of archives, artifacts, and photography. The Library & Research Center is open to the public and free of charge, Wednesday through Saturday, 10 am to 5 pm. Click here to learn more about planning your visit.
The Library & Research Center will be closed to research on Saturday, August 1. Please join us for an open house to celebrate Colorado Day! We will have selected collection items on display 10am-4:30pm and li