000 00916cam a22002771 4500
001 gs 66000238
003 DLC
005 20260227111419.0
008 830504s1966 dcu b f000 0 eng c
010 _ags 66000238
035 _a(OCoLC)9480003
040 _aU.S. Geol. Survey. Libr.
_cCNoS
_dCNoS
_dDLC
050 0 0 _aQE75
_b.C5 no. 530
051 _aTN271.P4
_bM28
_cCopy 2.
100 1 _aMcCulloh, Thane Hubert,
_d1926-
245 1 0 _aGravimetric effects of petroleum accumulations;
_ba preliminary summary,
_cby Thane H. McCulloh.
260 _aWashington,
_c1966.
300 _aiii, 4 p.
_c27 cm.
490 1 _aGeological Survey circular
_v530
504 _aBibliography: p. 4.
650 0 _aProspecting
_xGeophysical methods.
650 0 _aGravity
_xMeasurement.
650 0 _aGravimeters (Geophysical instruments)
650 0 _aPetroleum.
810 1 _aUnited States.
_bGeological Survey.
_tCircular
_v530.
999 _c30230
_d30230