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Rotary Spark Discharger, by Marconi Company, London, Early 20th Century
Inventory Number: 71249
Date: Early 20th Century
Maker Details: Signed by Marconi's Wirelss Telegraph Co. Ltd.
Inscription: "MARCONI'S WIRELESS / TELEGRAPH COMPANY LTD. / LONDON" printed on plastic plaque on side. "SYSTEM STAUFFER / 4" etched on top of greasing cups.
Size: 365 mm (base width) x 250 mm (base length)
Materials: Steel, brass, cast iron.
Other Given Number(s): Christie's 227, CD 33 (orange tag).
Notes:
Rotary Spark Discharger, with radial-studded steel disc on shaft with belt pulley. On green-painted cast iron base with brass Stauffer greasing cups.
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