000 00929cam a22002411 4500
001 gs 33000056
003 DLC
005 20260227111337.0
008 790611r1932uuuusdua s000 0 eng
010 _ags 33000056
035 _a(OCoLC)5054009
040 _aDLC
_cTxCM
_dDLC
_dWaU
050 0 0 _aTN24.S8
_bR62
100 1 _aRothrock, E. P.
_q(Edgar Paul),
_d1889-1977.
245 1 2 _aA quarter century of mineral production,
_cby E. P. Rothrock.
260 _aVermillion, South Dakota,
_bUniversity of South Dakota,
_c1932.
300 _a55 l.
_billus.
490 1 _aSouth Dakota Geological Survey. Report of investigations,
_vno. 13
500 _aAt head of title: South Dakota State Geological Survey, E. P. Rothrock, State Geologist.
500 _aReproduced from type-written copy.
650 0 _aMines and mineral resources
_zSouth Dakota.
830 0 _aReport of investigations (South Dakota Geological Survey) ;
_vno. 13.
999 _c27003
_d27003