"Motoring to Yosemite and the Mariposa Big Trees" (Produced by H.S. Crocker Co.), undated, Sub-Series 2.5, Box: 19, Folder: 2. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/7198 Accessed November 15, 2024.