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Magnetic Detector, by Marconi Company, London, 1907

Inventory Number: 99266

99266-1t 99266-2t 99266-3t

Date: 1907

Maker Details: Signed by Marconi's Wireless Telegraph Co. Ltd.

Inscription: "MARCONI'S WIRELESS / TELEGRAPH CO. LTD. / NO 1366 LONDON" printed on brass plaque upon upper surface.

Size: 480 x 130 x 210 mm (base only)

Materials: Mahogany, brass, ebonite, bakelite, iron.

Other Given Number(s): Christie's 35, 781 (white tag), S/N 1366 (orange tag).


Magnetic Detector, with ebonite, brass & steel screw tension adjustment, two pulleys. One pulley originally had brass hand-knob while other has nickel-plated winding crank. Two rows of four brass terminals on ebonite surfaces, each row marked "E", "T", "T", "A". All mounted on teak case. Lacking key, start knob and glass case.

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