Reference | {Deposit:: LOGAN, C. A., 1926 , SACRAMENTO FIELD DIVISION: 22ND REPT. STATE MIN.; CALIF. MIN. BUR., P. 407}{Deposit:: CLARK, W. B. AND CARLSON, D. W., 1956 : MINES AND MINERAL RESOURCES, EL DORADO COUNTY, CA.: CALIF. JOUR. MINES AND GEOLOGY, VOL. 52 , NO. 4 : DIV. OF MINES, P. 478 .} |