"Come to the Fun In La Mesa Since 1968" (La Mesa, CA: Produced by La Mesa Chamber of Commerce), 1980, Sub-Series 1.2, Box: 4, Folder: 2. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/6743 Accessed November 15, 2024.