"Lake County Centennial" (Lake County, CA: Produced by Northwestern Printing & Engraving Co., Inc.), undated, Sub-Series 2.2, Box: 16, Folder: 1. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/7059 Accessed November 15, 2024.