Reference | {Deposit:: NEV BUR MIN BULL 14, 1931,PP.31-35}{Deposit:: NEV BUR MIN BULL 85, 1976, P.49.}{Deposit:: USGS BULL 648, 1916, PP.168-170.}{Deposit:: ON W SIDE OF MOUTH OF EXCHEQUER CANYON, 750 FT VERTICLE SH}{Deposit:: USGS PROF PAPER 610, 1968, P.199.} |