United States. Post Office Dept. "Post route map of the territory of Utah with adjacent parts of the states of Nevada, Idaho, Wyoming and Colorado and the territory of Arizona." Map. Washington, D.C.?: Post Office Dept., 1895. Norman B. Leventhal Map & Education Center, https://collections.leventhalmap.org/search/commonwealth:cj82kk65v (accessed April 25, 2024).