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Displaying 251 to 300 of 655 records

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Heading Date Maker Place Materials Inv Num
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
View Record Marconi Induction Coil 1899 Marconi Company. London Ebonite, platinum, brass, plastic?, ebonite. 23658
View Record Marconi Induction Coil Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Mahogany, ebonite, plastic, brass, ivory?, copper 88737
View Record Marconi Kryha Cipher Machine c. 1922 Marconiphone Co. Ltd. England Steel?, assorted metals, glass, nickel. 46995
View Record Marconi Long Wave Panel Type 229B c. 1920 Marconi International Marine Communication Co. Ltd. England Teak, chromium, bakelite?, ebonite. 41345
View Record Marconi Newton Constant-Speed Windmill 20Y Mark III c. 1926 Unknown Unknown Aluminium. 54960
View Record Marconi Note Magifier Type 227B c. 1920 Marconi International Marine Communication Co. Ltd. England Teak, chromium, bakelite?, ebonite. 76594
View Record Marconi Operator's Watch c. 1910 Unknown Switzerland Enamel, nickel, glass. 72754
View Record Marconi Plastic Bust 20th Century Unknown Unknown Plastic, brass. 70226
View Record Marconi Radio Thermal Delay Switch DLS-Type Early 20th Century Ediswan. London Glass, steel, bakelite?, assorted metals. 39568
View Record Marconi Radio Valve Type 42A 20th Century Officine Marconi-Genova. Italy Glass, steel, plastic?, assorted metals. 19824
View Record Marconi Radio Valve Type D42 20th Century Marconiphone Co. Ltd. England Glass, steel, bakelite?, assorted metals. 80037
View Record Marconi Radio Valve Type DE3 c. 1923 Marconi-Osram Valves. London Glass, steel, plastic?, brass?, assorted metals. 16810
View Record Marconi Radio Valve Type DE3C c. 1924 Marconi-Osram Valves. London Glass, bakelite, steel, tungsten, assorted metals. 20731
View Record Marconi Radio Valve Type DE3C c. 1924 Marconi-Osram Valves. London Glass, bakelite, steel, tungsten, assorted metals. 62393
View Record Marconi Radio Valve Type DE6 c. 1925 Marconi-Osram Valves. England Glass, bakelite, brass?, assorted metals. 70143
View Record Marconi Radio Valve Type DE6 c. 1925 Marconi-Osram Valves. London Glass, bakelite, brass?, assorted metals. 88794
View Record Marconi Radio Valve Type DEHL210 20th Century Marconi-Osram Valves. England Glass, steel, bakelite?, assorted metals. 46377
View Record Marconi Radio Valve Type DEQ c. 1923 Marconi Valves. England Glass, steel, assorted valves. 26547
View Record Marconi Radio Valve Type DEQ c. 1923 Marconi-Osram Valves. England Brass, glass, assorted metals. 74920
View Record Marconi Radio Valve Type DEQ c. 1923 Marconi-Osram Valves. England Glass, steel, assorted metals. 20655

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