United States. Department of AgriculturePanchromatic; By USDA-FS (DDE-24-77,78); Scale 1:41,000JPEGoai:digital.library.illinois.edu:ec3f5260-8a10-0137-6d99-02d0d7bfd6e4-5158engPublicStereogram No. 158 - Walker LakeImageryCalifornia--Mono CountyCalifornia1944-09-28University of Illinois Urbana-Champaign