| Reference | {Deposit:: LOGAN, C. A., 1936 , GOLD MINES OF PLACER COUNTY, CALIFORNIA; CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 32 , NO. 1 , P. 15 , 43 .}{Deposit:: WARING, CLARENCE A., 1917 , PLACER COUNTY: REPORT 15 OF THE STATE MINERALOGIST, CALIFORNIA STATE MINING BUREAU, P. 336 .}{Production:: LOGAN ( 1936 )} |