Calaveras Central Gold Mining Company
The greatest period of mining activity in the Angels Camp area occurred in the early 1930s, after the Aetna Placer Mine was acquired by the Calaveras Central Gold Mining Company, Ltd., of San Francisco. The company acquired the mining rights to 837 acres, including the Victor, McElroy, Peirano/Aetna, and Reiner mines, the E.W. Johnson Ranch, the Slab Ranch, and other mines of the Calmo Mining…