Old West Grant County Project. "William G. Ritch Papers Concerning the History of New Mexico, 1539-1885." Version 1. salars.net. Accessed June 26, 2026. https://salars.net/old-west/grant-county/thing/t_william-g-ritch-papers-concerning-the-history-of-new-mexico-1539-1885_6d90dc?v=1.