This primary source comes from the Records of the Bureau of Land Management.
Full Citation: Map of the Western Division of the Central Pacific Railroad Company; Central Pacific Railroad; Railroad Right-of-Way Maps, ca. 1872 - ca. 1875; Records of the Bureau of Land Management, Record Group 49; National Archives at College Park, College Park, MD. [Online Version, https://www.docsteach.org/documents/document/map-of-the-western-division-of-the-central-pacific-railroad-company, December 8, 2024]