"San Diego Tourist and Travelers' Guide" (San Diego, CA: Produced by Not Available), 1927, Sub-Series 2.4, Box: 18, Folder: 1. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/7143 Accessed November 15, 2024.