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How to Compute Gravity Data from the Instrumental
How to Compute Corrections
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16 azimuths 2Uxy aluminum angle anticline Askania Askania-Werke astronomic north C. A. Heiland cartographic correction center of gravity clamp computed concentric circles contour lines curvature values curve deflections depth diagrams differences in elevation driving clock Eotvos Units equations equipotential surface fixed mirror formations formula 45 geologic Geophysical gradients and curvature graphical methods gravity anomaly hanging weight heavy masses height adjustment Heiland's method instrument integraph isogams large balance levelling rod magnetic declination mass elements maximum meter distance method of Schweydar milled screw minimum curvature Numerov observation obtained photographic plate placed plane plateholder plotted plumb-bob radius of curvature record relative gravity release salt dome second method slab slope station substituting subterranean temperature terrain correction tion topographic correction torsion balance torsion head torsional coefficient torsionless position turntable upper weight vertical face Volcanic plugs Z-bar Zeitschrift fiir Geophysik