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Displaying 421 to 470 of 655 records

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Heading Date Maker Place Materials Inv Num
View Record Multiple Oscillator Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Celluloid, ebonite, steel?, brass. 59526
View Record Multiple Oscillator c. 1898 Unknown England Brass, ebonite, mahogany. 32103
View Record Multiple Tuner 1907 Marconi's Wireless Telegraph Co. Ltd. London Mahogany, ebonite, brass, copper, bakelite. 36479
View Record Multiple Tuner c. 1907 Marconi's Wireless Telegraph Co. Ltd. London Mahogany, ebonite, brass, copper, bakelite. 28107
View Record Myers Dry Battery Radio Tube With Carton c. 1924 E. B. Myers Co. Ltd. Canada Glass, bakelite, steel, assorted metals. 20141
View Record Myers Dry Battery Radio Tube With Carton c. 1924 E. B. Myers Co. Ltd. Canada Glass, bakelite, steel, assorted metals. 55098
View Record National Union Radio Tube Type 12SA7GT With Carton c. 1942 National Union. New Jersey, USA Glass, plastic?, steel, assorted metals. 30961
View Record National Union Radio Tube Type 35Z5GT With Carton c. 1942 National Union. USA Glass, plastic, steel, assorted metals. 80623
View Record National Union Radio Tube Type 50L6GT With Carton c. 1941 National Union. New Jersey, USA Glass, plastic?, steel, assorted metals. 47236
View Record Newton Induction Coil c. 1899 Newton & Co. London Mahogany, brass, ebonite, wax, paper, celluloid. 69748
View Record Newton Induction Coil 1897 Newton & Co. London Mahogany, brass, ivory?, celluloid, ebonite. 94316
View Record Ohmmeter Early 1920s Cambridge & Paul Instrument Co. Ltd. England Teak, brass, copper, nickel, ebonite, bakelite. 56269
View Record Ohmmeter Early 1920s Cambridge & Paul Instrument Co. Ltd. England Teak, brass, copper, nickel, ebonite, bakelite. 96442
View Record Onwood's Patent Ohmmeter Early 20th Century Gambrell Brothers Ltd. London Teak?, glass, nickel, brass, ebonite, assorted metals. 95036
View Record Osram Radio Valve Type CM8 20th Century Osram. England Glass, steel, bakelite?, assorted metals. 79293
View Record Osram Radio Valve Type P2 20th Century Osram. England Glass, bakelite?, steel, assorted metals. 57431
View Record Osram Radio Valve Type R c. 1918 Osram. England Glass, tungsten, brass?, steel, assorted metals. 80773
View Record Osram-GEC Radio Valve Type R4 1917 Osram-GEC. England Teak?, glass, copper?, tungsten, assorted metals. 96640
View Record Osram-GEC Radio Valve Type R4 c. 1916 Osram G.E.C. England Teak?, glass, brass, tungsten, assorted metals. 59017
View Record Pair Of Mounted Guard Lamps Early 20th Century Unknown Unknown Mahogany?, glass, copper, brass. 24488
View Record Philips Radio Valve Type QQE02 With Separate Carton Late 20th Century Philips. Holland Glass, steel, assorted metals. 34480
View Record Philips Radio Valve Type R 1920s Philips. Holland Glass, steel, bakelite?, brass?, tungsten, assorted metals. 84869
View Record Pillbox With Spare Coherer Parts c. 1902 Unknown Unknown Assorted metals, crystal, cardboard, cotton wool. 50538
View Record Porcelain Insulators 20th Century Unknown Unknown Porcelain, brass, steel?, ebonite. 64661
View Record Portable Aircraft Spark Transmitter 40W c. 1912 Marconi's Wireless Telegraphy Co. Ltd. London Teak, leather, ebonite, steel, bakelite?, brass. 19772
View Record Portable Valve Transmitter 1919 Marconi's Wireless Telegraph Co. Ltd. London Brass, nickel, teak, bakelite?, paper. 61008
View Record Portrait of Marconi Dated 1912 A Chevalier Taylor London Oil, canvas, wood, plaster, cork, brass, paper, steel, nylon? 94575
View Record Portrait of Marconi 1914 Gustave Muranyi Unknown Oil, canvas, wood, brass, paper, cotton? 65827
View Record Portrait of Marconi 20th Century S. Tushingham London Watercolour, paper, glass, wood, brass. 50421
View Record Potentiometer For Marconi Five-Valve Receiver 1922 Marconi Scientific Instrument Co. Ltd. London Bakelite?, copper, brass?, steel. 57736
View Record Precision Instrument Model EGM2 Mid 20th Century Cambridge Instrument Co. Ltd. Cambridge, England Brass, iron, assorted metals. 59269
View Record Precision Instrument Early 20th Century Marconi's Wireless Telegraph Co. Ltd. England Teak, glass, bakelite, brass, iron, assorted metals. 97073
View Record Precision Instrument Early 20th Century Marconi's Wireless Telegraph Co. Ltd. London Bakelite, glass, brass, copper, assorted metal, iron` 69707
View Record Precision Measuring Instrument With Case Early 20th Century Cambridge Scientific Co. Ltd. Cambridge, England Ebonite, brass, baize, mahogany. 41846
View Record Precision Measuring Instrument With Case Mid 20th Century Cambridge Scientific Co. Ltd. Cambridge, England Ebonite, brass, baize, mahogany. 53614
View Record Proof Print of Marconi c. 1914 G. B. Black London Paper, plastic, cork. 56351
View Record Puratone Rubon Radio Valve 1924 Puratone Rubon. Britain Glass, plastic, steel, assorted metals. 31417
View Record Purchase Receipt For Marconi Radio Type T36 AB Dated 1954 E.M.I. Sales & Service Ltd. London Paper, plastic. 35311
View Record Quenched Spark Disc Unit 20th Century Unknown Unknown Iron, nickel, ebonite, assorted metals. 53392
View Record Quenched Spark Disc Unit 20th Century Unknown Unknown Iron, nickel, ebonite, assorted metals. 19420
View Record Radio Call Sign Early 20th Century Unknown Unknown Mahogany, paint. 20091
View Record Radio Receiver Type BC342N 1940s Unknown Unknown Steel, bakelite, glass, nickel, assorted metals. 28392
View Record Radio Receiver Type BC342N 1940s Unknown Unknown Steel, bakelite, glass, nickel, assorted metals. 78655
View Record Radio Valve ARP12-Type Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 36764
View Record Radio Valve Type 5Z4G Mid 20th Century Unknown Britain Glass, steel, plastic?, assorted metals. 48685
View Record Radio Valve Type 6N7G Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 41408
View Record Radio Valve Type 6V6G Mid 20th Century Mullard. England Glass, plastic?, steel, assorted metals. 48716
View Record Radio Valve Type AR8 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 71310
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel, assorted metals. 44487
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel, assorted metals. 69910

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