Pyramid Gold and Silver Mining and Reducing Company Certificates (MSS 71 BC), Center for Southwest Research and Special Collections, University of New Mexico Libraries.
Pyramid Gold and Silver Mining and Reducing Company Certificates (MSS 71 BC), Center for Southwest Research and Special Collections, University of New Mexico Libraries. https://nmarchives.unm.edu/repositories/22/resources/1897 Accessed May 05, 2024.
