3 ms·
Geophysicist here. Look up potential fields methods in geophysics. Such things have been measured and mapped for quite some time. The grandfather of all moder
by fghorow 8mo ago
Geophysicist here. Look up potential fields methods in geophysics.
Such things have been measured and mapped for quite some time.
The grandfather of all modern gravimeters was invented in 1936 by LaCoste and Romberg.
- RupertSalt 8mo agoNow, why did dowsing rods suddenly pop into my mind?