The WMMI's Library Collection is a non-circulating reference library consisting of over 12,000 volumes pertaining to America's Mining Heritage. The collection is available by appointment only. Phone 719-488-0880 to schedule your visit. 

We are pleased to announce that approximately 4000 monographs are cataloged and now available for searching online! Hosted by a third party, the library catalog data can be searched via a standard web browser 24 hours per day. Cookies must be enabled on your browser.