CONTENTS 
MAGNETIC RESURVEY OF OKLAHOMA CITY FIELD. By 0. C. 
Clifford, Jr. : 
MAGNETIC VECTOR STUDY OF REGIONAL AND LOCAL GEOLOGIC 
STRUCTURE IN PRINCIPAL OIL STATES. By W. P. Jenny . 
APPLICATION OF REFLECTION SEISMOGRAPH. By Eugene McDermott 
USE OF RECORD CHARACTER IN INTERPRETING RESULTS AND 
ITS EFFECT ON DEPTH CALCULATION IN REFRACTION 
WORK. By T. L. Allen . 
SEISMOLOGICAL DISCOVERY AND PARTIAL DETAIL OF VER- 
MILION BAY SALT DOME, LOUISIANA. Bis E. E. Rosaire and 
O. C. Lester, Jr. 
SEISMIC WEATHERED OR AERATED SURFACE LAYER. a One 
Lester, Jr. : 
ACCURACY OF DETERMINATION OF RELATIVE GRAVITY BY 
TORSION BALANCE. By Donald C. Barton ; 
CURVATURE OF EQUIPOTENTIAL SURFACES. By M. M. Slotnick 
ADVANCES IN TECHNIQUE AND APPLICATION OF RESISTIVITY 
AND POTENTIAL-DROP-RATIO METHODS IN OIL PROS- 
PECTING. By C. A. Heiland : . <a 
USE OF GEOELECTRIC METHODS IN SEARCH FOR OIL. By O. H. Gish 
CORRELATION BETWEEN RADON AND HEAVY MINERAL CON- 
TENT OF SOILS. By R. W. Clark and Holbrook G. Botset 
LIST OF MEMBERS OF THE SOCIETY OF PETROLEUM GEO- 
PHYSICISTS ‘ 
328 
Pray Fa 
PAGE 
T 
34 
42 
51 
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