"San Joaguin County Map" (San Joaquin County, CA: Produced by Harry Freese), 1963, Sub-Series 1.4, Box: 9, Folder: 4. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/6916 Accessed November 15, 2024.