"San Bernardino Riverside Street Guide" (San Bernardino, CA: Produced by H. M. Gousha), 1967, 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/15239 Accessed January 09, 2026.