"Palomar Pictorial" (Palomar, CA: Produced by the California Institute of Technology and the Carnegie Institute of Washington), 1965, Sub-Series 2.3, Box: 17, Folder: 3. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/7116 Accessed November 15, 2024.