000 00743cam a22002411 4500
001 gs 14000639
003 DLC
005 20260227111316.0
008 790905s1914 dcua f001 0 eng
010 _ags 14000639
035 _a(OCoLC)5340812
040 _aDLC
_cICharE
_dDLC
050 0 0 _aQE75
_b.B9 no. 548
051 _aTN263
_b.W4
_cCopy 2.
100 1 _aWells, Roger Clark,
_d1877-1944.
245 1 0 _aElectric activity in ore deposits /
_cby Roger C. Wells.
260 _aWashington,
_bGovt. Print. Off.,
_c1914.
300 _a78 p. :
_bdiagrs, ;
_c24 cm.
490 1 _aU.S. Geological survey. Bulletin 548
500 _aIncludes index.
650 0 _aOre deposits.
810 1 _aUnited States.
_bGeological Survey.
_tBulletin ;
_v548.
999 _c25395
_d25395