Scope and Contents Comprised primarily of photographs created by Edith Irvine between 1900 and 1920. Subjects of the photographs include: Yosemite National Park, Calaveras Big Trees State Park, construction of the Meadow Lake Dam and Electra Powerhouse, and early residents of Mokelumne Hill and Calaveras County, California. The most notable unit of photographs deals with the aftermath of the 1906 San Francisco, which Irvine was on hand to photograph just after the quake occurred. Also included in the series...