"Gold Centennial...Tuolumne County" (Tuolumne County, CA: Produced by the Union Democrat), undated, Sub-Series 2.4, Box: 19, Folder: 1. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/7189 Accessed November 15, 2024.