The Geophone is built and undergoing some last tests at Tactical Space Lab. The spectrograph readouts are looking beautiful. Josh Harle has done an amazing job on what he has called a James Bond villain kit.

Martine Bertereau, Baroness de Beausoleil, 1600-1642 – an early mining engineer and mineralologist, was said to find mineral ore deposits by a range of techniques including dowsing. Her writings describe the use of 7 divining or dowsing rods of different metals and a minerological compass to determine the presence of different ores.