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Displaying 431 to 530 of 655 records

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Heading Date Maker Place Materials Inv Num
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
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel. 73031
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel, assorted metals. 29233
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel, assorted metals. 64286
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel, assorted metals. 23157
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel, assorted metals. 91673
View Record Radio Valve Type ARTP2 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 76654
View Record Radio Valve Type ATP4 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 15492
View Record Radio Valve Type ATP4 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 70312
View Record Radio Valve Type CV1342 1950s Unknown Britain Glass, plastic?, steel, assorted metals. 91546
View Record Radio Valve Type ML6C Mid 20th Century Unknown Unknown Glass, steel, ceramics, assorted metals. 28855
View Record Radio Valve Type P2 20th Century Unknown Unknown Glass, bakelite?, steel, assorted metals. 48561
View Record Radio Valve Type VR112 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 71648
View Record Radio Valve Type VU120A Mid 20th Century Unknown Unknown Glass, plastic?, steel, assorted metals. 53371
View Record Radio-Special Micro Radio Valve Type E6 20th Century Unknown Unknown Glass, bakelite?, steel, assorted metals. 42700
View Record Rare Portable Lifeboat Transmitter Receiver c. 1905 Marconi's Wireless Telegraph Co. Ltd. London Teak, brass, bakelite, ebonite, metal. 12924
View Record Raytheon Radio Tube Type 6H6G With Carton Dated 1934 Raytheon. Massachusetts, USA Glass, steel, plastic?, assorted metals. 37614
View Record Raytheon Radio Tube Type 6J7G Mid 20th Century Raytheon. USA Glass, steel, plastic?, assorted metals. 39208
View Record RCA Radiotron Acorn Radio Tube Type VT121 With Carton Mid 20th Century RCA. New Jersey, USA Glass, steel, assorted metals. 61791
View Record RCA Radiotron Cunningham Radio Tube 5Z4 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 70529
View Record RCA Radiotron Cunningham Radio Tube Type 5Z3 With Carton 20th Century RCA. New Jersey, USA Glass, ribbon, steel, plastic?, assorted metals. 18078
View Record RCA Radiotron Cunningham Radio Tube Type 5Z3 With Carton 20th Century RCA. New Jersey, USA Glass, ribbon, steel, plastic?, assorted metals. 22875
View Record RCA Radiotron Cunningham Radio Tube Type 5Z3 20th Century RCA. USA Glass, ribbon, steel, plastic?, assorted metals. 56681
View Record RCA Radiotron Cunningham Radio Tube Type 5Z4 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 30472
View Record RCA Radiotron Cunningham Radio Tube Type 5Z4 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 67628
View Record RCA Radiotron Cunningham Radio Tube Type 5Z4 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 93797
View Record RCA Radiotron Cunningham Radio Tube Type 6B7 With Carton 20th Century RCA. New Jersey, USA Glass, plastic?, steel, assorted metals. 98935
View Record RCA Radiotron Cunningham Radio Tube Type 6B7 With Carton 20th Century RCA. New Jersey, USA Glass, plastic?, steel, assorted metals. 78432
View Record RCA Radiotron Cunningham Radio Tube Type 6B7 With Carton 20th Century RCA. New Jersey, USA Glass, plastic?, steel, assorted metals. 49234
View Record RCA Radiotron Cunningham Radio Tube Type 6B7 With Carton 20th Century RCA. New Jersey, USA Glass, plastic?, steel, assorted metals. 20953
View Record RCA Radiotron Cunningham Radio Tube Type 6B7 With Carton 20th Century RCA. New Jersey, USA Glass, plastic?, steel, assorted metals. 70668
View Record RCA Radiotron Cunningham Radio Tube Type 6B7 20th Century RCA. USA Glass, plastic?, steel, assorted metals. 15130
View Record RCA Radiotron Cunningham Radio Tube Type 6D6 With Carton 20th Century RCA. New Jersey, USA Plastic?, steel, glass, assorted metals. 61674
View Record RCA Radiotron Cunningham Radio Tube Type 6L7 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 62344
View Record RCA Radiotron Cunningham Radio Tube Type 6L7 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 69398
View Record RCA Radiotron Cunningham Radio Tube Type 6L7 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 76997
View Record RCA Radiotron Cunningham Radio Tube Type 6L7 With Carton Mid 20th Century RCA. New Jersey, USA Plastic?, steel, assorted metals. 72723
View Record RCA Radiotron Radio Tube 42 With Carton 20th Century RCA. USA Glass, steel, plastic?, assorted metals. 89266
View Record RCA Radiotron Radio Tube Type 6B7 With Carton 20th Century RCA. USA Glass, plastic?, steel, assorted metals. 58967
View Record RCA Radiotron Radio Tube Type 6C6 With Carton 20th Century RCA. New Jersey, USA Glass, steel, plastic?, assorted metals. 64468
View Record RCA Radiotron Radio Tube Type 6C6 With Carton 20th Century RCA. USA Glass, steel, plastic?, assorted metals. 48010
View Record RCA Radiotron Radio Tube Type 6C6 With Carton 20th Century RCA. USA Glass, steel, plastic?, assorted metals. 22269
View Record RCA Radiotron Radio Tube Type 6C8G With Carton 20th Century RCA. USA Plastic?, glass, steel, assorted metals. 72382
View Record RCA Radiotron Radio Tube Type 6D6 With Carton 20th Century RCA. New Jersey, USA Plastic?, steel, glass, assorted metals. 17167
View Record RCA Radiotron Radio Tube Type 6D6 With Carton 20th Century RCA. New Jersey, USA Plastic?, steel, glass, assorted metals. 84925
View Record RCA Radiotron Radio Tube Type 6D6 With Carton 20th Century RCA. New Jersey, USA Plastic?, steel, glass, assorted metals. 60662
View Record RCA Radiotron Radio Tube Type 6D6 With Carton 20th Century RCA. New Jersey, USA Plastic?, steel, glass, assorted metals. 31810
View Record RCA Radiotron Radio Tube Type 6D6 With Carton 20th Century RCA. New Jersey, USA Plastic?, steel, glass, assorted metals. 57337
View Record RCA Radiotron Radio Tube Type 6D6 20th Century RCA. USA Plastic?, steel, glass, assorted metals. 82120
View Record RCA Radiotron Radio Tube Type 6D6 20th Century RCA. USA Plastic?, steel, glass, assorted metals. 71527
View Record RCA Radiotron Radio Tube Type 6J7 With Carton Dated 1943 RCA. Philadelphia, USA Plastic?, steel, assorted metals. 56677
View Record RCA Radiotron Radio Tube Type 80 With Carton 20th Century RCA. New Jersey, USA Glass, plastic?, steel, assorted metals. 91686
View Record RCA Radiotron Radio Tube Type VR54 20th Century RCA. USA Plastic?, steel, assorted metals. 80165
View Record RCA Radiotron Radio Tube Type VR54 20th Century RCA. USA Plastic?, steel, assorted metals. 15408
View Record Receiver Type R1155A c. 1940 Air Ministry. Unknown Aluminium, bakelite?, perspex?, steel. 68465
View Record Receiver Type R1155A c. 1942 Air Ministry. Unknown Aluminium, bakelite?, perspex?, steel. 80256
View Record Record 1920s Columbia Records. London Plastic, paper. 16050
View Record Remote-Control Switch Early 20th Century Unknown Unknown Teak, steel, cord, brass, copper. 97148
View Record Replica Grasshopper Send-Receive Morse Key 1970s Unknown Unknown Brass, plastic?, mahogany. 27753
View Record Replica Grasshopper Send-Receive Morse Key Late 20th Century Unknown Unknown Brass, plastic?, mahogany. 70649
View Record Replica Memorial Plaque Of South WellFleet Station (USA) Late 20th Century Unknown USA Cast metal. 71856

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