拍品 32
32
An electric Morse recorder, by The Marconi Scientific Instrument Co. Ltd., London, No. 935, with laquered brass mechanism, 220 Volt Marconi Scientific Instrument Co. universal motor with friction wheel providing adjustable speed for the connecting shaft, on mahogany base with additional coil and contacts -- 12 in. (30.4 cm.) wide (some components missing); and a Silvertown relay, 1917 (2)
An electric Morse recorder, by The Marconi Scientific Instrument Co. Ltd., London, No. 935, with laquered brass mechanism, 220 Volt Marconi Scientific Instrument Co. universal motor with friction wheel providing adjustable speed for the connecting shaft, on mahogany base with additional coil and contacts -- 12 in. (30.4 cm.) wide (some components missing); and a Silvertown relay, 1917 (2)

細節
An electric Morse recorder, by The Marconi Scientific Instrument Co. Ltd., London, No. 935, with laquered brass mechanism, 220 Volt Marconi Scientific Instrument Co. universal motor with friction wheel providing adjustable speed for the connecting shaft, on mahogany base with additional coil and contacts -- 12 in. (30.4 cm.) wide (some components missing); and a Silvertown relay, 1917 (2)