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Potentiometer For Marconi Five-Valve Receiver, by Marconi Company, London, 1922

Inventory Number: 57736

57736-71494-1t 57736-1t 57736-2t

Date: 1922

Maker Details: Attributed to the Marconi Scientific Instrument Co. Ltd.

Inscription: "PATENT / NO 567850" on side of copper cylinder.

Size: 700 mm (in diameter) x 600 mm (in height)

Materials: Bakelite?, copper, brass?, steel.

Other Given Number(s): Christie's 172.


Potentiometer for Marconi Five-receiver'>Valve Receiver, with steel terminal and unattached wire on bakelite? surface upon upper surface of copper cylinder, with brass? base. Previously catalogued and associated with Marconi Five-receiver'>Valve Receiver (Inv. Num. 71494).

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