Comment by fghorow
2 days 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.
2 days 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.
Now, why did dowsing rods suddenly pop into my mind?