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Displaying 481 to 580 of 655 records

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Heading Date Maker Place Materials Inv Num
View Record Generator Propellor Early 20th Century Unknown Unknown Mahogany. 95808
View Record Replica Righi Oscillator Late 20th Century Unknown Unknown Brass, ebonite?, plastic?, mahogany. 70590
View Record Magneto-Electric Machine Late 19th Century Unknown Unknown Boxwood?, steel?, brass, velvet. 61523
View Record Porcelain Insulators 20th Century Unknown Unknown Porcelain, brass, steel?, ebonite. 64661
View Record Switch And Lamp Type 94 Early 20th Century Unknown Unknown Teak?, brass, glass, porcelain?, metal. 54481
View Record Marconi Newton Constant-Speed Windmill 20Y Mark III c. 1926 Unknown Unknown Aluminium. 54960
View Record Variable Pitch Generator Windmill Early 20th Century Unknown Unknown Metal alloy, iron. 32380
View Record Double-Pole Single-Throw Switch Early 20th Century Unknown England Ebonite, wood, teak?, steel, brass, copper alloy. 91708
View Record Experimental Two-Valve Set c. 1916 Unknown Unknown Ebonite, teak, brass. 94035
View Record Experimental Two-Valve Set c. 1916 Unknown Unknown Ebonite, teak, brass. 76048
View Record Cold Cathode Ray Tube c. 1902 Unknown Unknown Glass, mahogany, copper, metal. 25358
View Record Company Seal Embosser Marconi Television Company Ltd 20th Century Unknown Britain Steel, wood, cooper. 88195
View Record Company Seal Embosser Elliot Flight Automation Ltd 20th Century Unknown Britain Steel, wood, brass, baize. 62415
View Record Company Seal Embosser Clare-Elliot Ltd 20th Century Unknown Britain Steel, wood, brass, baize. 33725
View Record Company Seal Embosser Elliot Ltd 20th Century Unknown Britain Steel, wood, brass, baize. 76469
View Record Three-Turn Primary Coil Early 20th Century Unknown Unknown Wood, brass. 75930
View Record Experimental Billi Condenser c. 1900 Unknown Unknown Copper?, steel?, ebonite, brass, mahogany, plywood, bakelite, celluloid. 24292
View Record Multiple Oscillator c. 1898 Unknown England Brass, ebonite, mahogany. 32103
View Record Company Seal Embosser GEC-Elliot Computer Software Ltd 20th Century Unknown Britain Steel, wood, brass, baize. 75823
View Record Company Seal Embosser EA Automation Sevices Ltd 20th Century Unknown Unknown Steel, wood, baize. 98826
View Record Company Seal Embosser Eastnor Electric Company Ltd 20th Century Unknown Britain Steel, nickel, cooper, baize 46281
View Record Company Seal Embosser Coastal Radio Ltd 20th Century Unknown Unknown Steel, wood, cooper, baize 25157
View Record Company Seal Embosser J.W. Flower & Company Ltd 20th Century Unknown Britain Steel, wood, iron?, baize. 69851
View Record Large Cylindrical Leyden Jar 1900 Unknown Unknown Glass, teak?, brass. 85146
View Record Shunt Regulator 20th Century Unknown Unknown Iron, bakelite?, brass. 25048
View Record Shunt Regulator Type O 20th Century Unknown Unknown Iron, bakelite?, brass. 72885
View Record Shunt Regulator Type OA 20th Century Unknown Unknown Brass, wood?, copper, iron. 79427
View Record Aerial Lead-In Insulator Early 20th Century Unknown Unknown Earthenware, copper, iron. 26677
View Record Triple Crystal Detector Early 20th Century Unknown Unknown Brass, copper, ebonite. 84133
View Record Graduated Swivelling Coils For Triple Crystal Detector Early 20th Century Unknown Unknown Copper, steel, tape. 28254
View Record Company Seal Embosser GEC Medical Equipment Ltd 20th Century Unknown Britain Steel, wood, brass, baize. 39997
View Record Company Seal Embosser Firth Cleveland Instruments Ltd 20th Century Unknown Britain Steel, nickel, wood. 64400
View Record Company Seal Embosser GEC-Elliot Automation Ltd 20th Century Unknown Britain Nickel, iron?, steel, baize. 84767
View Record Company Seal Embosser Oriental Tube Company 20th Century Unknown Britain Steel, iron. 55328
View Record Aerial Lead-In Insulator Early 20th Century Unknown Unknown Earthenware, copper, iron. 17338
View Record Lead-Acid Accumulator Early 20th Century Unknown Unknown Teak, leather?, brass. 62812
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 Marconi Commemorative Plaque Dated 1912 Unknown Italy Brass 23050
View Record Lapel Pin National Institute Of Inventors 20th Century Unknown Unknown Gilt metal. 96207
View Record Company Seal Embosser Vulcan Foundry Ltd 20th Century Unknown Britain Bronze?, iron?, steel. 20262
View Record Marconi Operator's Watch c. 1910 Unknown Switzerland Enamel, nickel, glass. 72754
View Record Replica Righi Oscillator Late 20th Century Unknown Unknown Brass, ebonite?, plastic?, mahogany. 21726
View Record Toothed Disc For Rotary Spark Discharger c. 1906 Unknown Unknown Brass 91762
View Record Rotary Spark Discharger c. 1906 Unknown Unknown Steel, brass, cast-iron, 64999
View Record Exhibition Medal Exposition of Electricity And Serious Industry Dated 1899 Unknown Italy Aluminium 72905
View Record Exhibition Medal Exposition of Decorative and Modern Art Dated 1902 Unknown Italy Gilt metal 34377
View Record Replica Grasshopper Send-Receive Morse Key Late 20th Century Unknown Unknown Brass, plastic?, mahogany. 70649
View Record Replica Morse Key Late 20th Century Unknown Unknown Teak, plastic?, brass. 94821
View Record Replica Morse Key Late 20th Century Unknown Unknown Teak, plastic?, brass. 44566
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 Radio Valve Type ARP12 c. 1939 Unknown England Glass, plastic?, steel, assorted metals. 44487
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 Radio Valve Type 5Z4G Mid 20th Century Unknown Britain Glass, steel, plastic?, assorted metals. 48685
View Record Radio Valve Type CV1342 1950s Unknown Britain Glass, plastic?, steel, assorted metals. 91546
View Record Radio Valve Type ATP4 Mid 20th Century Unknown England Glass, plastic?, steel, assorted metals. 70312
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 British-Style Radio Valve 20th Century Unknown Britain Glass, bakelite, nickel, steel, assorted metals. 94143
View Record Balloon Envelope Radio Valve 20th Century Unknown Unknown Glass, steel, bakelite, assorted metals. 92020
View Record Balloon Envelope Radio Valve Early 20th Century Unknown Unknown Glass, steel, bakelite?, assorted metals. 13172
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-Special Micro Radio Valve Type E6 20th Century Unknown Unknown Glass, bakelite?, steel, assorted metals. 42700
View Record Radio Valve Type ML6C Mid 20th Century Unknown Unknown Glass, steel, ceramics, assorted metals. 28855
View Record Assorted Radio Valves 20th Century Unknown Unknown Glass, steel, brass, assorted metals. 46605
View Record American-Type Radio Tube 20th Century Unknown USA Glass, brass, bakelite?, assorted metals. 92814
View Record American-Type Radio Tube 20th Century Unknown USA Glass, brass, plastic?, assorted metals. 93609
View Record Radio Valve Type P2 20th Century Unknown Unknown Glass, bakelite?, steel, assorted metals. 48561
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 Metal Component Pair FT-162 For Radio 20th Century Unknown Unknown Iron?, steel, nickel. 18465
View Record Assorted Components For T1154 And R1155A In Wooden Chest 1940s Unknown England Wood, steel, glass, canvas, assorted metals. 13044
View Record Marconi Plastic Bust 20th Century Unknown Unknown Plastic, brass. 70226
View Record Single-Turn Primary Coil Early 20th Century Unknown Unknown Wood, brass. 61290
View Record Tuning Condenser Early 20th Century Unknown Unknown Brass, ebonite, assorted metals. 44153
View Record Telephone Relay Early 20th Century Unknown Britain Mahogany, brass, nickel. 46067
View Record Replica Grasshopper Send-Receive Morse Key 1970s Unknown Unknown Brass, plastic?, mahogany. 27753
View Record Tuning Condenser c. 1907 Unknown Italy Brass, steel?, ebonite. 41634
View Record Voltmeter With Case Early 20th Century Unknown Britain Oak, brass, glass, celluloid, paper, assorted metals. 65935
View Record 1901 Transatlantic Billi Condenser c. 1901 Unknown Unknown Copper, waxed paper. 94060
View Record Wireless Telegraphy Notice Mid 20th Century Unknown Britain Mahogany, glass, paper. 50523
View Record Bell Telephone Microphone c. 1923 Unknown England Brass, ebonite, nickel. 35219
View Record 120 Ohm Resistance Coil Early 20th Century Unknown Unknown Teak, steel, wax, assorted metals. 64043
View Record Small Morse Key Early 20th Century Unknown Unknown Steel, bakelite. 71452
View Record Two Ebonite Tube Insulators Early 20th Century Unknown Unknown Ebonite. 76742
View Record Small Morse Key Early 20th Century Unknown Unknown Steel, plastic?, nickel, iron, copper. 89483
View Record GPO Radio Valve Type No 2 20th Century Unknown Britain Glass, brass, plastic?, nickel. 26614
View Record Ship's Direction Finder 1920s Unknown Unknown Glass, plastic, bakelite, teak?, copper, assorted metals. 35780
View Record Morse Twin-Contact Key 20th Century Unknown Britain Ebonite, bakelite, glass, nickel?, brass. 96935

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