Reference | {Deposit:: LOGAN, C.A., 1930, MINES AND MINERAL RESOURCES OF BUTTE COUNTY, CALIF. CALIF. JOURNAL OF MINES AND GEOLOGY, V. 26, NO. 4, P. 377, 380-381}{Deposit:: CRAWFORD, J.J., 1896, BUTTE COUNTY, CALIF: CALIF. JOUR. MINES AND GEOLOGY, V. 13, P. 88} |