"Morro Bay State Park" (Morro Bay, CA; Produced by The Resources Agency Department of Parks & Recreation), 1970, Sub-Series 2.3, Box: 21, Folder: 1. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/10331 Accessed November 15, 2024.