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Low Frequency Iron Core Inductance In Wooden Box, by Marconi Company, London, Early 20th Century

Inventory Number: 68721

Date: Early 20th Century

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

Inscription: "MARCONI'S WIRELESS / TELEGRAPH CO. LTD. / NO. 70539 LONDON" printed on brass maker's plaque upon upper surface of box. Assorted numeric frequency values etched into upper surface but too faded to read.

Size: 436 mm (length) x 123 mm (width) x 135 mm (depth) [maximum dimensions]

Materials: Iron, brass, teak.

Other Given Number(s): Science Museum Loan 1959-213.


Low Frequency Iron Core Inductance In Wooden Box, with five terminals mounted linearly upon upper surface of varnished teak box. With brass maker's plaque. Interior including L.F. iron core inductance unrevealed. On display, and currently used, with Assorted Copper Busbars And Ebonite Insulators (Inv. Num. 79425).

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