"The High Sierra of Mono County California" (Mono County, CA: Produced by the Board of Supervisors of Mono County), undated, Sub-Series 2.3, Box: 16, Folder: 4. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/7091 Accessed November 15, 2024.