| Reference | {Deposit:: OBRIEN, J.C., 1949, MINES AND MINERAL RESOURCES OF BUTTE COUNTY, CALIF.: CALIF. JOURNAL OF MINES AND GEOLOGY, V. 45, NO. 3, P. 454}{Deposit:: AUBURY, LEWIS E., 1903, REGISTER OF MINES AND MINERALS, BUTTE COUNTY, CALIF.: CALIF. STATE MINING BUREAU, NO. 17, P. 8-9} |