LOT 0020 Butterstamp Telephone with Whistle Call by L.M.
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Butterstamp Telephone with Whistle Call by L.M. Ericsson, c. 1880 Turned wood and nickel-plated metal parts, stamped with: "2200H.v. - 240S.E. - L.M. Ericsson & Co, Stockholm", printed instructions at the base, bakelite trumpet, height 7 ¼ in. - Note: This model is more or less a copy of the Siemens telephone, with the addition of some improvements carried out by Ericsson. Ericsson began repairing telephones, telegraphs and scientific instruments in his workshop, leading to the construction of his own telephone in 1878. - Literature: For an early description of magnetic telephones and their development, see Preece and Maier (1889), "The Telephone". For a comparison between Ericsson and Siemens & Halske receivers, see Povey and Earl (1988), "Vintage Telephones of the World", fig. 1.7 and 1.8; Ken Bushell, article: http://telephonecollecting.org/receiver.html. Telephon mit Anrufpfeife "L.M. Ericsson", um 1880 Fernsprecher in Stempelform, gedrechseltes Nußbaum, vernickelte Metallteile, geprägt mit "2200H.v. - 240S.E. - L.M. Ericsson & Co, Stockholm". gedruckte Bedienungsanleitung unter dem Sockel, Bakelit-Anrufpfeife, Höhe 19 cm. - Dieses Modell ist mehr oder weniger eine Kopie des Siemens-Telephons, aber Ericsson hat einige Verbesserungen vorgenommen. In seiner Werkstatt begann er, Telegraphen, wissenschaftliche Instrumente und auch Telephone zu reparieren. Ende 1878 verkaufte er sein erstes eigenes Telephon. - Literatur: Für eine frühe Beschreibung der magnetischen Telephone und deren Entwicklung siehe Preece und Maier (1889), "The Telephone"; für einen Vergleich zwischen den Empfängern von Ericsson und Siemens & Halske siehe Povey und Earl (1988), "Vintage Telephones of the World", Abbildungen 1.7 und 1.8; Ken Bushell, Artikel: http://telephonecollecting. org/receiver.html. Start Price: EUR 2.800
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