000 00460 a2200193 4500
003 ISURu
005 20240721203903.0
020 _a0471085146
041 _aeng
082 _a622
_bBOE
090 _d61731
100 _aBoericke, William F
_9130068
245 _aProspecting and operating small gold placers
250 _a2nd ed.
260 _aNew York
_bJohn Wiley
_c1936
_g1936
300 _axi,145 p.
942 _cL
999 _c50000
_d61731
945 _dMain Library ADMIN
_c26318