Top: Lemi 44 magnetometer (left) and its bespoke PVC water‐proof

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011-00870-10 Garmin GMU-44 Magnetometer (2) available

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Top: Lemi 44 magnetometer (left) and its bespoke PVC water‐proof

S. MARSAL, PhD, Ebro Observatory, Tortosa, Geomagnetism

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G2 misuratori S.r.l. - Cold water meters and hot water meters