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Large Iolanda Switchboard, by Marconi Company, London, Early 20th Century
Inventory Number: 54296
Number of documents: 1
Document Type: Miscellaneous Note
Document Heading: Inscription
Text:
"MARCONI'S WIRELESS / TELEGRAPH CO. LTD. / NO. 60939" printed on brass maker's plaque upon upper surface of plinth. "N.C.S. / VOLTS" painted upon glass surface of voltmeter (left-hand meter). "NO. 145785 / MARCONI'S WIRELESS TELEGRAPH CO. LTD." printed on interior dial of voltmeter. "N.C.S. / AMPERES" painted upon glass surface of ammeter (right-hand meter). "NO. 145769 / MARCONI'S WIRELESS TELEGRAPH CO. LTD." printed on interior dial of ammeter.
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