"Los Angeles County, California" (Los Angeles, CA: Produced by Los Angeles County Chamber of Commerce), 1938, Sub-Series 2.2, Box: 16, Folder: 2. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/7070 Accessed November 15, 2024.