. Early geophysical papers of the Society of Exploration Geophysicists . 5000 'tn 1500 MCTCRS Fig. i.—Map showing the gradient arrows of the torsion-balance surveys, and the structure contours on top of the cap, from well data, Barbers Hill salt dome.

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Keywords: ., bo, bookcentury1900, booksubjectpetroleum, booksubjectprospecting