"Los Angeles County California To-Day" (Los Angeles, CA: Produced by the Los Angeles Chamber of Commerce), 1929, Sub-Series 2.2, Box: 16, Folder: 3. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/7076 Accessed November 15, 2024.