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Displaying 151 to 350 of 655 records

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Heading Date Maker Place Materials Inv Num
View Record Marconi Radio Valve Type DE6 c. 1925 Marconi-Osram Valves. England Glass, bakelite, brass?, assorted metals. 70143
View Record British-Style Radio Valve 20th Century Unknown Britain Glass, bakelite, nickel, steel, assorted metals. 94143
View Record Marconi Radio Valve Type DER c. 1925 Marconi-Osram Valves. London Glass, bakelite, steel, assorted metals. 15591
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 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 Communications Receiver Model 910/1 With Speaker Mid 20th Century Marconi International Marine Communication Co. Ltd. England Glass, bakelite, steel?, assorted metals. 98230
View Record Osram Radio Valve Type P2 20th Century Osram. England Glass, bakelite?, steel, assorted metals. 57431
View Record Radio-Special Micro Radio Valve Type E6 20th Century Unknown Unknown Glass, bakelite?, steel, assorted metals. 42700
View Record Radio Valve Type P2 20th Century Unknown Unknown Glass, bakelite?, steel, assorted metals. 48561
View Record Siemens & Halske Experimental Radio Valve c. 1917 Siemens & Halske. Germany Glass, bakelite?, steel, assorted metals. 50748
View Record Image Orthicon Tube Mid 20th Century English Electric Valve Co. Ltd. England Glass, bakelite?, steel, nickel, assorted metals. 39508
View Record Lamps For Large Switchboard Type 95 1920s Unknown England Glass, brass, assorted metals. 40261
View Record American-Type Radio Tube 20th Century Unknown USA Glass, brass, bakelite?, assorted metals. 92814
View Record Fama Radio Valve Type R c. 1916 Fama. Holland Glass, brass, bakelite?, assorted metals. 73073
View Record American-Type Radio Tube 20th Century Unknown USA Glass, brass, bakelite?, assorted metals. 92559
View Record American-Type Radio Tube 20th Century Unknown USA Glass, brass, bakelite?, assorted metals. 31425
View Record American-Type Radio Tube 20th Century Unknown USA Glass, brass, bakelite?, assorted metals. 36535
View Record Bank Of Six Leyden Jar Condensers 1900 Unknown Unknown Glass, brass, mahogany, felt. 17579
View Record Bank Of Six Leyden Jar Condensers 1900 Unknown Unknown Glass, brass, mahogany, teak?, felt. 24931
View Record American-Type Radio Tube 20th Century Unknown USA Glass, brass, plastic?, assorted metals. 93609
View Record GPO Radio Valve Type No 2 20th Century Unknown Britain Glass, brass, plastic?, nickel. 26614
View Record Assorted Spare Parts For Radio Receiver Type BC342N 1940s Chicago Transformer Corporation. USA Glass, brass, steel, bakelite, assorted metals. 72568
View Record 12 Volt Fleming Valve c. 1905 Royal Ediswan. London Glass, brass?, assorted metals. 77499
View Record Early Experimental Coherer c. 1902 Unknown Unknown Glass, copper, cork, iron, assorted metals. 19433
View Record Early Coherer c. 1899 Unknown Chelmsford, England Glass, copper, nickel, silver, assorted metals. 34674
View Record Early Coherer c. 1899 Unknown Unknown Glass, copper, nickel, silver, assorted metals. 17473
View Record Early Coherer c. 1899 Unknown France Glass, copper, nickel, silver, assorted metals. 57633
View Record Early Coherer c. 1899 Unknown England Glass, copper, nickel, silver, assorted metals. 72143
View Record Early Coherer No 217 c. 1899 Unknown Unknown Glass, copper, nickel, silver, assorted metals. 55585
View Record Early Coherer c. 1899 Unknown Unknown Glass, copper, nickel, silver, assorted metals. 88920
View Record Early Coherer c. 1902 Unknown Unknown Glass, copper?, assorted metals. 53061
View Record Leclanche Cell Early 20th Century General Electric Co. Ltd. USA Glass, earthenware?, steel. 78623
View Record 1901 Transatlantic Self-Restoring Coherer c. 1901 Lieutenant Luigi Solari. Italy Glass, ebonite, brass, mercury, iron/carbon. 96386
View Record Early Small Coherer c. 1895 Guglielmo Marconi. Italy Glass, elastic, copper?, assorted metals. 98899
View Record Early Coherer c. 1902 Unknown Unknown Glass, elastic, copper?, steel, assorted metals. 62930
View Record Cluster Of Six Small Glass Tubes c. 1902 Unknown Unknown Glass, elastic, steel, assorted metals. 80963
View Record Tungsram Radio Valve Type P43t-38 With Carton 20th Century Tungsram. France Glass, halogen, steel, ceramic?, copper?, plastic?, assorted metals. 86475
View Record Cold Cathode Ray Tube c. 1902 Unknown Unknown Glass, mahogany, copper, metal. 25358
View Record Marconi Radio Valve Type MT1 c. 1919 Marconi-Osram Valve Co. Ltd. London Glass, nickel, assorted metals. 48681
View Record Marconi Radio Valve Type MT1 Early 20th Century Marconi-Osram Valve Co. Ltd. London Glass, nickel, assorted metals. 46376
View Record Marconi-Osram Radio Valve Type R c. 1923 Marconi-Osram Valve Co. Ltd. London Glass, nickel, plastic?, brass?, assorted metals. 85569
View Record Marconi-Osram Radio Valve Type R c. 1925 Marconi-Osram Valve Co. Ltd. London Glass, nickel, plastic?, brass?, assorted metals. 82041
View Record Marconi-Osram Radio Valve Type DER c. 1923 Marconi-Osram Valve Co. Ltd. London Glass, nickel, plastic?, brass?, assorted metals. 43964
View Record Marconi-Osram Radio Valve Type R c. 1923 Marconi-Osram Valve Co. Ltd. London Glass, nickel, plastic?, brass?, assorted metals. 59257
View Record Experimental Fleming Valve c. 1889 Prof. J.A. Fleming. London Glass, nickel, steel, ebonite, wood. 85593
View Record Fleming Valve c. 1889 Prof. J.A. Fleming. England Glass, nickel, steel, ebonite, wood. 80572
View Record Marconi Radio Valve Type R c. 1916 Marconi's Wireless Telegraph Co. Ltd. England Glass, nickel, steel?, tungsten, assorted metals. 94475
View Record Marconi-Osram Radio Valve Type DET 1A 20th Century Marconi-Osram Valve Co. Ltd. London Glass, nickel-plated, brass, plastic?, assorted metals. 64933
View Record Marconi Radio Valve Type FE2 c. 1922 Marconi-Osram Valve Co. Ltd. London Glass, nickel?, assorted metals. 92775
View Record Marconi Radio Valve Type FE2 c. 1922 Marconi's Wireless Telegraph Co. Ltd. London Glass, nickel?, assorted metals. 68373
View Record Experimental Round Radio Valve Type CA c. 1915 Ediswan. London Glass, oxide, brass?, platinum. 24865
View Record Round Radio Valve Type CA c. 1915 Ediswan. London Glass, oxide, platinum, asbestos, brass, ebonite. 32845
View Record Round Radio Valve Type CA c. 1915 Ediswan. London Glass, oxide, platinum, asbestos, brass, ebonite. 35122
View Record Round Radio Valve Type CA c. 1915 Ediswan. London Glass, oxide, platinum, asbestos, brass, ebonite. 13117
View Record Marconi-Osram Radio Valve Type R c. 1923 Marconi-Osram Valve Co. Ltd. London Glass, phosphorous, nickel?, plastic?, steel, assorted metals 22908
View Record Ship's Direction Finder 1920s Unknown Unknown Glass, plastic, bakelite, teak?, copper, assorted metals. 35780
View Record National Union Radio Tube Type 35Z5GT With Carton c. 1942 National Union. USA Glass, plastic, steel, assorted metals. 80623
View Record Puratone Rubon Radio Valve 1924 Puratone Rubon. Britain Glass, plastic, steel, assorted metals. 31417
View Record Marconi Radio Valve Type MH4 1930s Marconi-Osram Valves. London Glass, plastic?, nickel, steel, assorted metals. 24996
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel, assorted metals. 44487
View Record Hivac Radio Valve Type CV1052 Mid 20th Century Hivac. England Glass, plastic?, steel, assorted metals. 28126
View Record Radio Valve Type VR112 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 71648
View Record Radio Valve ARP12-Type Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 36764
View Record Radio Valve Type ATP4 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 15492
View Record Radio Valve Type AR8 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 71310
View Record Radio Valve Type 6N7G Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 41408
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel, assorted metals. 69910
View Record Radio Valve Type ARTP2 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 76654
View Record Radio Valve Type VU120A Mid 20th Century Unknown Unknown Glass, plastic?, steel, assorted metals. 53371
View Record Ken-Rad Radio Tube Type 6SN7GT Mid 20th Century Ken-Rad. USA Glass, plastic?, steel, assorted metals. 81227
View Record Mazda Radio Tube Type AR8 c. 1938 Mazda. England Glass, plastic?, steel, assorted metals. 86462
View Record RCA Radiotron Cunningham Radio Tube Type 6B7 20th Century RCA. USA Glass, plastic?, steel, assorted metals. 15130
View Record STC Radio Tube Type 6J5G Mid 20th Century Standard Telephones and Cables Ltd. (STC). England Glass, plastic?, steel, assorted metals. 59723
View Record Brimar Radio Valve Type 6V6GT 1940s Brimar. England Glass, plastic?, steel, assorted metals. 64011
View Record Radio Valve Type 6V6G Mid 20th Century Mullard. England Glass, plastic?, steel, assorted metals. 48716
View Record Mullard Radio Valve Type ECC35 20th Century Mullard. Britain Glass, plastic?, steel, assorted metals. 96920
View Record Radio Valve Type CV1342 1950s Unknown Britain Glass, plastic?, steel, assorted metals. 91546
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 National Union Radio Tube Type 12SA7GT With Carton c. 1942 National Union. New Jersey, USA Glass, plastic?, steel, assorted metals. 30961
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 Mazda Radio Valve Type CV6 With Carton 20th Century Mazda Company. Unknown Glass, plastic?, steel, assorted metals. 38616
View Record Radio Valve Type ATP4 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 70312
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 Marconi Radio Valve Type LF2 20th Century Marconi's Valves. Britain Glass, plastic?, steel, assorted metals. 74966
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel, assorted metals. 29233
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 Radio Tube Type 6B7 With Carton 20th Century RCA. USA Glass, plastic?, steel, assorted metals. 58967
View Record Marconi Radio Valve Type S625 c. 1928 Marconi-Osram Valve Co. Ltd. England Glass, plastic?, steel, assorted metals. 49486
View Record Dario Radio Valve Micro Special Mid 20th Century Dario. France Glass, plastic?, steel, assorted metals. 83471
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 RCA Radiotron Radio Tube Type 80 With Carton 20th Century RCA. New Jersey, USA Glass, plastic?, steel, assorted metals. 91686
View Record Marconi-Osram Radio Valve Type MPT4 Late 1920s Marconi-Osram Valve Co. Ltd. London Glass, plastic?, steel, assorted metals. 84752
View Record Mullard Radio Valve Type 2D4A Mid 1930s Mullard. Britain Glass, plastic?, steel, assorted metals. 83305
View Record Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel. 73031
View Record Giant Radio Valve 1910s GEC. England Glass, polymer, brass, plastic?, nickel. 70075
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 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 Mullard Radio Valve Type ORA/B c. 1922 Mullard Radio Valve Co. Unknown Glass, rubber?, assorted metals. 18833
View Record Round Radio Valve Type N c. 1915 Ediswan. London Glass, steel, asbestos, platinum-iridium, assorted metals. 39244
View Record Round Radio Valve Type N c. 1915 Ediswan. London Glass, steel, asbestos, platinum-iridium, assorted metals. 22293
View Record Marconi Radio Valve Type QX c. 1921 Marconi-Osram Valves. London Glass, steel, assorted metals. 35970
View Record Marconi Radio Valve Type DEV c. 1923 Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 83921
View Record Marconi Radio Valve Type V24 Early 20th Century Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 29519
View Record Marconi Radio Valve Type Q c. 1916 Ediswan. London Glass, steel, assorted metals. 33191
View Record Marconi Valve Type V24 Early 20th Century Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 35245
View Record Marconi Radio Valve Type DEV c. 1923 Marconi Valves. England Glass, steel, assorted metals. 15771
View Record Marconi-Type Radio Valve 1920s/1930s Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 50000
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 Mullard Television Valve Type PL504 With Carton 20th Century Mullard. Britain Glass, steel, assorted metals. 40357
View Record Marconi Radio Valve Type DEQ c. 1923 Marconi-Osram Valves. England Glass, steel, assorted metals. 20655
View Record Marconi Radio Valve Type V24 Early 20th Century Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 70906
View Record Marconi Radio Valve Type QX c. 1921 Marconi-Osram Valves. London Glass, steel, assorted metals. 35098
View Record Marconi Radio Valve Type V24 c. 1919 Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 25217
View Record Philips Radio Valve Type QQE02 With Separate Carton Late 20th Century Philips. Holland Glass, steel, assorted metals. 34480
View Record Marconi Radio Valve Type Q c. 1919 Ediswan. London Glass, steel, assorted metals. 31396
View Record Marconi Radio Valve Type V24 Early 20th Century Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 92047
View Record Marconi Radio Valve Type V24 Early 20th Century Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 76426
View Record Marconi Radio Valve Type V24 c. 1918 Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 25691
View Record Marconi Radio Valve Type Q c. 1919 Ediswan. London Glass, steel, assorted metals. 70145
View Record Marconi Radio Valve Type Q c. 1918 Ediswan. London Glass, steel, assorted metals. 27357
View Record Marconi Radio Valve Type V24 1920s Marconi Osram Valves. London Glass, steel, assorted metals. 90635
View Record Marconi Radio Valve Type QX c. 1921 Marconi-Osram Valves. London Glass, steel, assorted metals. 47321
View Record Marconi Radio Valve Type Q c. 1918 Ediswan. London Glass, steel, assorted metals. 81565
View Record Marconi Radio Valve Type QX c. 1921 Marconi-Osram Valves. London Glass, steel, assorted metals. 27778
View Record Marconi Radio Valve Type QX c. 1921 Marconi-Osram Valves. London Glass, steel, assorted metals. 99640
View Record Marconi Radio Valve Type QX c. 1921 Marconi-Osram Valves. London Glass, steel, assorted metals. 31778
View Record Marconi Radio Valve Type DEV c. 1923 Marconi Valves. England Glass, steel, assorted metals. 62884
View Record Marconi Radio Valve Type Q c. 1918 Ediswan. London Glass, steel, assorted metals. 45902
View Record Marconi Radio Valve Type V24 c. 1925 Marconi Valves. England Glass, steel, assorted metals. 25470
View Record Marconi Radio Valve Type V24 c. 1918 Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 60590
View Record Marconi Radio Valve Type V24 1920s Marconi-Osram Valves. London Glass, steel, assorted metals. 83077
View Record Marconi Radio Valve Type V24 c. 1919 Marconi's Wireless Telegraph Co. Ltd. England Glass, steel, assorted metals. 49744
View Record Marconi Radio Valve Type Q c. 1918 Ediswan. London Glass, steel, assorted metals. 74162
View Record Marconi Radio Valve Type DEQ c. 1923 Marconi Valves. England Glass, steel, assorted metals. 29390
View Record Marconi Radio Valve Type DEV c. 1923 Marconi Valves. England Glass, steel, assorted metals. 75263
View Record Marconi Radio Valve Type DEV c. 1923 Marconi Valves. England Glass, steel, assorted metals. 94536
View Record Marconi Radio Valve Type QX c. 1921 Marconi-Osram Valves. London Glass, steel, assorted metals. 32090
View Record Marconi Radio Valve Type QX c. 1921 Marconi-Osram Valves. London Glass, steel, assorted metals. 39800
View Record Marconi Radio Valve Type DEQ c. 1923 Marconi Valves. England Glass, steel, assorted valves. 26547
View Record Balloon Envelope Radio Valve 20th Century Unknown Unknown Glass, steel, bakelite, assorted metals. 92020
View Record Mullard Radio Valve Type PM4 1930s Mullard. England Glass, steel, bakelite, assorted metals. 21856
View Record Marconi Radio Valve Type LP2 1930s Marconi-Osram Valves. England Glass, steel, bakelite, assorted metals. 88183
View Record Ferranti Radio Valve Type NSP1 Mid 20th Century Ferranti. Britain Glass, steel, bakelite, assorted metals. 19461
View Record Balloon Envelope Radio Valve Early 20th Century Unknown Unknown Glass, steel, bakelite?, assorted metals. 13172
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 U33 20th Century Marconi Wireless Telegraph Co. Ltd. England Glass, steel, bakelite?, assorted metals. 77017
View Record Marconi Radio Valve Type D42 20th Century Marconiphone Co. Ltd. England Glass, steel, bakelite?, assorted metals. 80037
View Record Osram Radio Valve Type CM8 20th Century Osram. England Glass, steel, bakelite?, assorted metals. 79293
View Record Marconi Radio Thermal Delay Switch DLS-Type Early 20th Century Ediswan. London Glass, steel, bakelite?, assorted metals. 39568
View Record Philips Radio Valve Type R 1920s Philips. Holland Glass, steel, bakelite?, brass?, tungsten, assorted metals. 84869
View Record Assorted Radio Valves 20th Century Unknown Unknown Glass, steel, brass, assorted metals. 46605
View Record Siemens & Halske Radio Valve Type RE87 20th Century Siemens & Halske. Germany Glass, steel, brass, bakelite?, assorted metals. 77413
View Record Siemens & Halske Radio Valve Type RE87 20th Century Siemens & Halske. Germany Glass, steel, brass, bakelite?, assorted metals. 69068
View Record Marconi-Osram Radio Valve Type DER 1920s Marconi-Osram Valve Co. Ltd. London Glass, steel, brass?, plastic?, assorted metals. 80189
View Record Radio Valve Type ML6C Mid 20th Century Unknown Unknown Glass, steel, ceramics, assorted metals. 28855
View Record Marconi Radio Valve Type U10 20th Century Marconi-Osram Valves. London Glass, steel, plastic, assorted metals. 79785
View Record Mullard Wecovalve Radio Valve Peanut Type c. 1920 Mullard Radio Valve Co. Ltd. England Glass, steel, plastic?, assorted metals 19239
View Record Marconi Radio Valve 1920s/1930s Marconiphone Co. Ltd. England Glass, steel, plastic?, assorted metals. 87176
View Record Rogers Radio Tube Type VR56 Mid 20th Century Rogers Canada. Canada Glass, steel, plastic?, assorted metals. 82126
View Record Brimar Radio Valve Type 50CD6G With Carton Mid 20th Century Brimar Ltd. England Glass, steel, plastic?, assorted metals. 34364
View Record Mullard Radio Valve Type PY33 1960s Mullard. Britain Glass, steel, plastic?, assorted metals. 93858
View Record Tungsram Radio Valve Type RV200/600 Mid 20th Century Tungsram. England Glass, steel, plastic?, assorted metals. 97232
View Record Zaerix Electronic Valve Type KTW61 Mid 20th Century Z & I Aero Services Ltd. London Glass, steel, plastic?, assorted metals. 80385
View Record Mazda Radio Valve Type PY33 With Carton 1960s Mazda England Glass, steel, plastic?, assorted metals. 26731
View Record Ediswan Radio Valve Type ATP4 With Carton Mid 20th Century Siemens Edison Swan Ltd. London Glass, steel, plastic?, assorted metals. 22414
View Record Mullard Radio Valve Type EF37A Mid 20th Century Mullard. England Glass, steel, plastic?, assorted metals. 69132
View Record Brimar Radio Valve Type 50CD6G Mid 20th Century Brimar. England Glass, steel, plastic?, assorted metals. 41092
View Record Raytheon Radio Tube Type 6J7G Mid 20th Century Raytheon. USA Glass, steel, plastic?, assorted metals. 39208
View Record Radio Valve Type 5Z4G Mid 20th Century Unknown Britain Glass, steel, plastic?, assorted metals. 48685
View Record RCA Radiotron Radio Tube 42 With Carton 20th Century RCA. USA Glass, steel, plastic?, assorted metals. 89266
View Record Raytheon Radio Tube Type 6H6G With Carton Dated 1934 Raytheon. Massachusetts, USA Glass, steel, plastic?, assorted metals. 37614
View Record Mullard Wecovalve Radio Valve Peanut Type With Carton c. 1920 Mullard Radio Valve Co. Ltd. England Glass, steel, plastic?, assorted metals. 27364
View Record Mazda Radio Valve Type PY33 With Carton 1960s Mazda. England Glass, steel, plastic?, assorted metals. 79516
View Record Brimar Radio Valve Type 6SN7GT Mid 20th Century Brimar. England Glass, steel, plastic?, assorted metals. 14188
View Record Hivac Radio Valve Type CV1052 Mid 20th Century Hivac. England Glass, steel, plastic?, assorted metals. 76996
View Record Rogers Radio Tube Type VR56 Mid 20th Century Rogers Canada. Canada Glass, steel, plastic?, assorted metals. 64947
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 Mullard Wecovalve Radio Valve Peanut Type c. 1920 Mullard Radio Valve Co. Ltd. England Glass, steel, plastic?, assorted metals. 40365
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 DE3 c. 1923 Marconi-Osram Valves. London Glass, steel, plastic?, brass?, assorted metals. 16810
View Record Marconi-Osram Radio Valve Type DER c. 1923 Marconi-Osram Valve Co. Ltd. London Glass, steel, plastic?, brass?, assorted metals. 48922
View Record Cossor Radio Valve Type V10 20th Century Cossor. England Glass, steel, plastic?, oxide, assorted metals. 26034
View Record 'Marconi' Ammeter 20th Century Marconi's Wireless Telegraph Co. Ltd. England Glass, steel?, brass, copper?, nickel. 62660
View Record Amplifier And Detector Type 55A With Headphones c. 1920 Marconi's Wireless Telegraph Co. Ltd. London Glass, teak, steel, brass. 18067
View Record Large Cylindrical Leyden Jar 1900 Unknown Unknown Glass, teak?, brass. 85146
View Record Osram Radio Valve Type R c. 1918 Osram. England Glass, tungsten, brass?, steel, assorted metals. 80773
View Record Framed Marconi Order Slip Dated 1922 Marconi's Wireless Telegraph Co. Ltd. London Glass, wood, paper. 14183
View Record Medal Institute Of Radio Engineers c. 1922 Sanford. Unknown Gold. 12658
View Record GEC Bakelite Radio Receiver Mid 20th Century General Electric Co. Ltd. England Hardened glass?, bakelite 95767
View Record Telephone Transformer Type 191A Early 20th Century Marconi International Marine Communication Co. Ltd. England Hardwood, ebonite, steel. 71080
View Record Alexandra Palace Mast 1936 Marconi's Wireless Telegraph Co. Ltd. Britain Iron, assorted metals, oak?. 65804

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