"San Bernardino County Recreation Guide & Touring Map" (San Bernardino, CA: Produced by San Bernardino County Economic Development Department [Quantity 4]), 1972, Sub-Series 1.4, Box: 23, Folder: 1. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/15240 Accessed January 09, 2026.