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Displaying 231 to 280 of 655 records

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Heading Date Maker Place Materials Inv Num
View Record Lamps For Large Switchboard Type 95 1920s Unknown England Glass, brass, assorted metals. 40261
View Record Lapel Pin National Institute Of Inventors 20th Century Unknown Unknown Gilt metal. 96207
View Record Large Aerial Tuning Inductance With Case Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Mahogany, ebonite, brass. 76739
View Record Large Company Seal Embosser Chamberlain & Hookham Ltd 20th Century Unknown Britain Steel, wood. 71971
View Record Large Cylindrical Leyden Jar 1900 Unknown Unknown Glass, teak?, brass. 85146
View Record Large Emergency Morse Key Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Brass, metal alloy, teak, ebonite. 31025
View Record Large Fixed-Gap Discharger With Case Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Teak, brass, lead?, metal alloy, sand?, ebonite?, steel. 65806
View Record Large Iolanda Switchboard Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Ebonite, glass, copper, plastic?, steel?, brass, unidentified material. 54296
View Record Large Iolanda Transformer With Case Early 20th Century Unknown Unknown Mahogany, metal alloy, brass, copper, wood. 57720
View Record Large Main Condenser With Case Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Wood, jute, brass, iron. 58903
View Record Large Main Jigger With Case Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Mahogany?, ebonite, wood, brass. 14809
View Record Large Main Morse Key Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Mahogany, brass, metal alloy, ebonite. 53026
View Record Large Marine Charging Switchboard Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Ebonite?, metal alloy, glass, brass, assorted metals. 49739
View Record Large Rotary Converter Dated 1915 Electric Construction Co. Ltd. Wolverhampton, England Iron, steel, brass, copper, metal alloy. 29140
View Record Large Switchboard Type 95 Early 20th Century Marconi International Marine Communication Co. Ltd. England Wood, iron, glass, nickel, assorted metals. 12779
View Record Large Tuning Condenser c. 1906 Marconi's Wireless Telegraph Co. Ltd. London Brass, glass, ebonite, teak, assorted metals. 48642
View Record Large Wave-Shortening Condenser With Case Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Mahongany, jute?, ebonite, steel, brass. 49571
View Record Lead-Acid Accumulator Early 20th Century Unknown Unknown Teak, leather?, brass. 62812
View Record Leclanche Cell Early 20th Century General Electric Co. Ltd. USA Glass, earthenware?, steel. 78623
View Record Lord Kelvin's Multicellular Voltmeter 1920s Kelvin Bottomley & Baird Ltd. Britain Teak, glass, steel, bakelite, ebonite, brass, iron. 47607
View Record Low Frequency Iron Core Inductance In Wooden Box Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Iron, brass, teak. 68721
View Record Magnetic Detector 1907 Marconi's Wireless Telegraph Co. Ltd. London Mahogany, brass, ebonite, bakelite, iron. 99266
View Record Magnetic Detector Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Teak, brass, steel, ebonite, nickel. 18119
View Record Magnetic Detector Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Mahogany, glass, brass, ebonite, bakelite, iron. 18289
View Record Magnetic Detector Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Mahogany, brass, ebonite, bakelite, iron. 75969
View Record Magnetic Key Relay Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London, England Teak, brass, steel, unknown material, wood. 99331
View Record Magneto-Electric Machine Late 19th Century Unknown Unknown Boxwood?, steel?, brass, velvet. 61523
View Record Magneto-Electric Machine Late 19th Century Unknown Unknown Boxwood?, steel?, brass, velvet. 54945
View Record Main Starter Switch Early 20th Century Unknown Unknown Iron, brass, copper, celluloid?, bakelite?, wood. 39443
View Record Main Starter Switch Early 20th Century Unknown Unknown Iron, brass, copper, celluloid?, bakelite?, wood. 92107
View Record Manganin Coils Dial Bridge Early 20th Century W.G. Pye & Co. Cambridge, England Teak, ebonite, bakelite, brass, copper, celluloid, assorted metals. 31104
View Record Marconi Aerial Tuning Inductance Coil 1910 Marconi's Wireless Telegraph Co. Ltd. England Copper, nickel, teak?, brass. 69155
View Record Marconi Aerial Tuning Inductance Coil 1910 Marconi's Wireless Telegraph Co. Ltd. England Copper, nickel, teak?, brass. 47154
View Record Marconi Auto-Alarm Type M Mid 20th Century Marconi's Wireless Telegraph Co. Ltd. England Steel, bakelite, glass, assorted metals. 24207
View Record Marconi Bellini-Tosi Direction Finder c. 1916 Marconi's Wireless Telegraph Co. Ltd. London Teak, brass, bakelite, ebonite, steel?, copper. 20815
View Record Marconi Bellini-Tosi Direction Finder c. 1916 Marconi's Wireless Telegraph Co. Ltd. London Teak, brass, bakelite, ebonite, steel?, copper. 78859
View Record Marconi Bronze Bust 1920 Claire Sheridan. England Bronze, marble. 92061
View Record Marconi Bronze Bust Dated 1920 Claire Sheridan. England Bronze, marble. 46043
View Record Marconi Commemorative Plaque Dated 1911 D. Sodini. Italy Brass, steel. 56721
View Record Marconi Commemorative Plaque Dated 1912 Unknown Italy Brass 23050
View Record Marconi Crystal Receiver A Type RB3 1922 Marconi's Wireless Telegraph Co. Ltd. England Ebonite, bakelite, steel, nickel, brass, paper, assorted metals. 93260
View Record Marconi Crystal Receiver Type 16 1916 Marconi's Wireless Telegraph Co. Ltd. London Ebonite, teak, bakelite, brass, steel?, copper. 63794
View Record Marconi Crystal Receiver Type 31 1910 Marconi's Wireless Telegraph Co. Ltd. London Brass, ebonite, teak, metal. 28284
View Record Marconi Crystal Receiver Type 31 c. 1910 Marconi's Wireless Telegraph Co. Ltd. London Bakelite?, ebonite, teak, brass, steel?, metal. 98216
View Record Marconi Crystal Receiver Type 31C 1910 Marconi's Wireless Telegraph Co. Ltd. London Ebonite, nickel, mahogany?, bakelite. 21573
View Record Marconi Crystal Receiver Type 31C 1910 Marconi's Wireless Telegraph Co. Ltd. London Ebonite, brass, mahogany?, bakelite. 67687
View Record Marconi Crystal Receiver With Valve c. 1916 Marconi's Wireless Telegraph Co. Ltd. London Ebonite, teak, bakelite, brass, steel?, copper. 99012
View Record Marconi Emblem Plaque 20th Century Marconi Company. England Bronze, paint. 88561
View Record Marconi Five-Valve Receiver 1922 Marconi Scientific Instrument Co. Ltd. London Teak, ebonite?, bakelite?, copper. 71494
View Record Marconi Five-Valve Receiver 1922 Marconi Scientific Instrument Co. Ltd. London Teak, nickel, ebonite?, copper, bakelite?, glass. 62304

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