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Displaying 91 to 110 of 655 records

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Heading Date Maker Place Materials Inv Num
View Record Magnetic Detector Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Mahogany, glass, brass, ebonite, bakelite, iron. 18289
View Record Toothed Disc For Rotary Spark Discharger c. 1906 Unknown Unknown Brass 91762
View Record Rotary Spark Discharger c. 1906 Unknown Unknown Steel, brass, cast-iron, 64999
View Record Fleming Valve c. 1905 Ediswan. London Copper, glass, brass, assorted metals. 41677
View Record Tuning Condenser No 4 c. 1906 Marconi's Wireless Telegraph Co. Ltd. England Ebonite, brass, paper. 20696
View Record 'Marconi' Wavemeter Type No 2 c. 1906 Marconi's Wireless Telegraph Co. Ltd. London Teak, glass, steel, ebonite, leather, assorted metals. 52068
View Record 'Marconi' Wavemeter Instruction Leaflet c. 1906 Marconi's Wireless Telegraph Co. Ltd. London Paper. 98851
View Record Magnetic Detector Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Mahogany, brass, ebonite, bakelite, iron. 75969
View Record Induction Coil For Tuned Field Transmitter 1907 Marconi's Wireless Telegraph Co. Ltd. London Brass, mahogany, ebonite. 30667
View Record Cover For Multiple Tuner c. 1907 Marconi's Wireless Telegraph Co. Ltd. England Mahogany, brass, glass, paper. 13774
View Record Cover For Multiple Tuner c. 1907 Marconi's Wireless Telegraph Co. Ltd. England Mahogany, brass, glass. 74506
View Record Ship's Transmitter Jigger Early 20th Century Marconi's Wireless Telegraph Co. Ltd. England Brass, mahogany. 29208
View Record Tuned Field Transmitter 1907 Marconi's Wireless Telegraph Co. Ltd. England Brass, mahogany, glass, ebonite. 87142
View Record Multiple Tuner 1907 Marconi's Wireless Telegraph Co. Ltd. London Mahogany, ebonite, brass, copper, bakelite. 36479
View Record 'Marconi' Wavemeter Type MC1 Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Brass, mahogany?, ebonite, bakelite, nickel, copper. 37590
View Record Trembler Coil c. 1907 Marconi's Wireless Telegraph Co. Ltd. England Teak, bakelite, steel, nickel. 64976
View Record Trembler Coil c. 1907 Marconi's Wireless Telegraph Co. Ltd. England Teak, nickel, ebonite?, steel. 61771
View Record Bellini-Tosi Direction Finder 1907 E. Bellini & A. Tosi. France Walnut, brass, steel?, iron, bakelite, ebonite. 14937
View Record Multiple Tuner c. 1907 Marconi's Wireless Telegraph Co. Ltd. London Mahogany, ebonite, brass, copper, bakelite. 28107
View Record Gulstad Relay Early 20th Century Elliot Brothers (London) Ltd. London Metal, brass, glass, nickel. 91761

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