Permanent Land Sites
2021-11-17 13:59:33.0 [tstevens] Move Concepts delete broader relation (null); add broader relation (GEOMAGNETIC STATIONS [1fc48515-92a3-48a6-bbf0-61dfb23b1c9c,826054] - Permanent Land Sites [0ec10fd9-492c-498a-b6d8-e2840cc3643b,835887]);
Stations that make geomegnetic observations (observations on the Earth's magnetism).
GEOMAGNETIC STATIONS