"The San Diego 200th Anniversary" (San Diego, CA: Produced by F. Buddenbaum and Ivy Associates), 1968, Sub-Series 1.4, Box: 22, Folder: 1. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/15205 Accessed January 09, 2026.