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Displaying 101 to 300 of 655 records
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Heading | Date | Maker | Place | Materials | Inv Num | |
---|---|---|---|---|---|---|
View Record | Tuning Indicator With Glass Lamp | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London, England | Mahogany, brass, metal alloy, glass, ebonite. | 24927 |
View Record | Bank Of Six Leyden Jar Condensers | 1900 | Unknown | Unknown | Glass, brass, mahogany, teak?, felt. | 24931 |
View Record | Marconi Radio Valve Type MH4 | 1930s | Marconi-Osram Valves. | London | Glass, plastic?, nickel, steel, assorted metals. | 24996 |
View Record | Shunt Regulator | 20th Century | Unknown | Unknown | Iron, bakelite?, brass. | 25048 |
View Record | Hytron Radio Tube Type CV1759 With Carton | Dated 1944 | Hytron Corporation. | Massachusetts, USA | Steel, plastic?, glass, assorted metals. | 25098 |
View Record | Company Seal Embosser Coastal Radio Ltd | 20th Century | Unknown | Unknown | Steel, wood, cooper, baize | 25157 |
View Record | Marconi Radio Valve Type V24 | c. 1919 | Marconi's Wireless Telegraph Co. Ltd. | England | Glass, steel, assorted metals. | 25217 |
View Record | Cold Cathode Ray Tube | c. 1902 | Unknown | Unknown | Glass, mahogany, copper, metal. | 25358 |
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. | 25691 |
View Record | Ship's Wireless Spark-Gap | 1905 | Marconi's Wireless Telegraph Co. Ltd. | London | Brass, cast iron, teak, metal. | 25812 |
View Record | Cossor Radio Valve Type V10 | 20th Century | Cossor. | England | Glass, steel, plastic?, oxide, assorted metals. | 26034 |
View Record | Marconi Radio Valve Type DEQ | c. 1923 | Marconi Valves. | England | Glass, steel, assorted valves. | 26547 |
View Record | GPO Radio Valve Type No 2 | 20th Century | Unknown | Britain | Glass, brass, plastic?, nickel. | 26614 |
View Record | Aerial Lead-In Insulator | Early 20th Century | Unknown | Unknown | Earthenware, copper, iron. | 26677 |
View Record | Mazda Radio Valve Type PY33 With Carton | 1960s | Mazda | England | Glass, steel, plastic?, assorted metals. | 26731 |
View Record | Marzi Microphone | 1910 | Marzi Company. | France | Wood, aluminium, steel. | 27140 |
View Record | Marconi Radio Valve Type Q | c. 1918 | Ediswan. | London | Glass, steel, assorted metals. | 27357 |
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 | Aerial Switch Type 272 | Early 20th Century | Marconi International Marine Communication Co. Ltd. | England | Wood, peak, steel, nickel, porcelain, ebonite. | 27556 |
View Record | Marconi Receiver Type AD8882B | c. 1939 | Marconi's Wireless Telegraph Co. Ltd. | London | Steel, bakelite?, perspex?, steel. | 27685 |
View Record | Illuminated Globe | 1971 | George Philip & Son Limited | London | Plastic, paper, glass, assorted metals. | 27716 |
View Record | Replica Grasshopper Send-Receive Morse Key | 1970s | Unknown | Unknown | Brass, plastic?, mahogany. | 27753 |
View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 27778 |
View Record | Marconi Telegraph Communication Chart | c. 1922 | Marconi International Marine Communication Co. Ltd. | London | Wood, glass, paper. | 27846 |
View Record | Horn Loudspeaker Type AR19 | c. 1923 | Graham Amplion Ltd. | London | Oak, brass, baize. | 28052 |
View Record | Multiple Tuner | c. 1907 | Marconi's Wireless Telegraph Co. Ltd. | London | Mahogany, ebonite, brass, copper, bakelite. | 28107 |
View Record | Hivac Radio Valve Type CV1052 | Mid 20th Century | Hivac. | England | Glass, plastic?, steel, assorted metals. | 28126 |
View Record | Tuning Condenser | c. 1907 | Marconi's Wireless Telegraph Co. Ltd. | England | Ebonite, steel?, nickel. | 28159 |
View Record | Graduated Swivelling Coils For Triple Crystal Detector | Early 20th Century | Unknown | Unknown | Copper, steel, tape. | 28254 |
View Record | Marconi Crystal Receiver Type 31 | 1910 | Marconi's Wireless Telegraph Co. Ltd. | London | Brass, ebonite, teak, metal. | 28284 |
View Record | Radio Receiver Type BC342N | 1940s | Unknown | Unknown | Steel, bakelite, glass, nickel, assorted metals. | 28392 |
View Record | High-Discrimination Communication Receiver Type Rg 44 | c. 1948 | Marconi's Wireless Telegraph Co. Ltd. | Chelmsford, England | Steel, glass, bakelite, perspex, assorted metals. | 28532 |
View Record | Direct Reading Portable Decremeter | Dated 1909 | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, brass, leather, ebonite, bakelite. | 28627 |
View Record | Radio Valve Type ML6C | Mid 20th Century | Unknown | Unknown | Glass, steel, ceramics, assorted metals. | 28855 |
View Record | Large Rotary Converter | Dated 1915 | Electric Construction Co. Ltd. | Wolverhampton, England | Iron, steel, brass, copper, metal alloy. | 29140 |
View Record | Ship's Transmitter Jigger | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | England | Brass, mahogany. | 29208 |
View Record | Radio Valve Type ARP12 | c. 1939 | Unknown | England | Glass, plastic?, steel, assorted metals. | 29233 |
View Record | Marconi Radio Valve Type DEQ | c. 1923 | Marconi Valves. | England | Glass, steel, assorted metals. | 29390 |
View Record | Direction-Finding Coil For Receiver Type R1155A | c. 1940 | Air Ministry. | Unknown | Iron, bakelite?, plastic?, steel. | 29505 |
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' Direction Finder Type DFM2 | c. 1927 | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, brass, ebonite, glass, bakelite, celluloid, steel. | 29821 |
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 | Irwin Oscillograph | Early 20th Century | Robert W. Paul. | London | Iron?, brass, copper. | 30624 |
View Record | Induction Coil For Tuned Field Transmitter | 1907 | Marconi's Wireless Telegraph Co. Ltd. | London | Brass, mahogany, ebonite. | 30667 |
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 | Large Emergency Morse Key | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London, England | Brass, metal alloy, teak, ebonite. | 31025 |
View Record | Earth Arrester Plate | Early 20th Century | Unknown | Unknown | Brass, copper. | 31083 |
View Record | Marconi's Parabolic Receiver | c. 1896 | Guglielmo Marconi. | England | Wood, copper, nickel, glass, assorted metals. | 31092 |
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 Radio Valve Type Q | c. 1919 | Ediswan. | London | Glass, steel, assorted metals. | 31396 |
View Record | Puratone Rubon Radio Valve | 1924 | Puratone Rubon. | Britain | Glass, plastic, steel, assorted metals. | 31417 |
View Record | Bust of T. L. Eckersley | Late 20th Century | K. Scott. | Unknown | Bronze, oak?, plaster, metal. | 31421 |
View Record | American-Type Radio Tube | 20th Century | Unknown | USA | Glass, brass, bakelite?, assorted metals. | 31425 |
View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 31778 |
View Record | RCA Radiotron Radio Tube Type 6D6 With Carton | 20th Century | RCA. | New Jersey, USA | Plastic?, steel, glass, assorted metals. | 31810 |
View Record | Vertical Precision Instrument | Early 20th Century | Unknown | Unknown | Brass, paint, bronze, assorted metals. | 32039 |
View Record | Generator Propellor | 20th Century | Marconi's Wireless Telegraph Co. Ltd. | Unknown | Laminated mahogany, brass. | 32068 |
View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 32090 |
View Record | Multiple Oscillator | c. 1898 | Unknown | England | Brass, ebonite, mahogany. | 32103 |
View Record | Variable Pitch Generator Windmill | Early 20th Century | Unknown | Unknown | Metal alloy, iron. | 32380 |
View Record | Round Radio Valve Type CA | c. 1915 | Ediswan. | London | Glass, oxide, platinum, asbestos, brass, ebonite. | 32845 |
View Record | Catalogue For Aircraft Wireless Receiver | c. 1921 | Marconi's Wireless Telegraph Co. Ltd. | England | Paper | 32919 |
View Record | Marconi Radio Valve Type Q | c. 1916 | Ediswan. | London | Glass, steel, assorted metals. | 33191 |
View Record | Marconiphone Personal Receiver Type P17B | c. 1950 | Marconiphone Co. Ltd. | England | Plastic, chromium, nickel, glass?, leather. | 33654 |
View Record | Company Seal Embosser Clare-Elliot Ltd | 20th Century | Unknown | Britain | Steel, wood, brass, baize. | 33725 |
View Record | Medal International Marconi Conference | Dated 1951 | Coffredo Edginelli? | Italy | Aluminium | 34099 |
View Record | Marconiphone Dealer's Sign | Late 1920s | Marconi Company. | England | Cast alloy, paint. | 34130 |
View Record | Brimar Radio Valve Type 50CD6G With Carton | Mid 20th Century | Brimar Ltd. | England | Glass, steel, plastic?, assorted metals. | 34364 |
View Record | Exhibition Medal Exposition of Decorative and Modern Art | Dated 1902 | Unknown | Italy | Gilt metal | 34377 |
View Record | Philips Radio Valve Type QQE02 With Separate Carton | Late 20th Century | Philips. | Holland | Glass, steel, assorted metals. | 34480 |
View Record | Telegraph Relay | Early 20th Century | H.W. Sullivan. | London | Mahogany, baize, glass, brass, iron?, assorted metals. | 34506 |
View Record | Album of Direction Finder | c. 1916 | Marconi's Wireless Telegraph Co. Ltd. | London | Paper. | 34635 |
View Record | Early Coherer | c. 1899 | Unknown | Chelmsford, England | Glass, copper, nickel, silver, assorted metals. | 34674 |
View Record | Tuning Condenser | c. 1916 | Marconi's Wireless Telegraph Co. Ltd. | England | Teak, ebonite, celluloid, brass, bakelite. | 34701 |
View Record | Marconi Studio Photographic Portrait | 20th Century | Unknown | Unknown | Cardboard, photographic paper. | 34711 |
View Record | 'Marconi' Auto-Alarm Buzzer Type 225 | c. 1920 | Marconi's Wireless Telegraph Co. Ltd. | England | Metal, ebonite?, aluminium, steel. | 34759 |
View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 35098 |
View Record | Round Radio Valve Type CA | c. 1915 | Ediswan. | London | Glass, oxide, platinum, asbestos, brass, ebonite. | 35122 |
View Record | Medal John Fritz | Dated 1922 | V. D. Brenner. | Unknown | Bronze | 35206 |
View Record | Bell Telephone Microphone | c. 1923 | Unknown | England | Brass, ebonite, nickel. | 35219 |
View Record | Marconi Valve Type V24 | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | England | Glass, steel, assorted metals. | 35245 |
View Record | Purchase Receipt For Marconi Radio Type T36 AB | Dated 1954 | E.M.I. Sales & Service Ltd. | London | Paper, plastic. | 35311 |
View Record | Silver Table Lighter With Case | Dated 1912 | Alfred Foster. | London | Silver, bakelite?, marble, velvet, silk, leather. | 35386 |
View Record | Ship's Direction Finder | 1920s | Unknown | Unknown | Glass, plastic, bakelite, teak?, copper, assorted metals. | 35780 |
View Record | Marconiphone Receiver Model 235 | c. 1935 | Marconiphone Co. Ltd. | England | Leathercloth, chromium, simulated mother-of pearl | 35936 |
View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 35970 |
View Record | Standard Resistor Type 1682 | 20th Century | H. Tinsley & Co. | London | Chromium, plastic?, enamelled metal. | 35998 |
View Record | Multiple Tuner | 1907 | Marconi's Wireless Telegraph Co. Ltd. | London | Mahogany, ebonite, brass, copper, bakelite. | 36479 |
View Record | American-Type Radio Tube | 20th Century | Unknown | USA | Glass, brass, bakelite?, assorted metals. | 36535 |
View Record | Radio Valve ARP12-Type | Mid 20th Century | Unknown | England | Glass, plastic?, steel, assorted metals. | 36764 |
View Record | Ladies' Silver Pocket Scent Bottle | Hallmarked 1911 | Charles Perry & Co. of Birmingham. | Birmingham | Silver. | 37413 |
View Record | Commemarative Plate | c. 1903 | W. Adams & Co. | England | Pottery | 37493 |
View Record | 'Marconi' Wavemeter Type MC1 | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Brass, mahogany?, ebonite, bakelite, nickel, copper. | 37590 |
View Record | Raytheon Radio Tube Type 6H6G With Carton | Dated 1934 | Raytheon. | Massachusetts, USA | Glass, steel, plastic?, assorted metals. | 37614 |
View Record | Bellini-Tosi Radiogoniometer | c. 1907 | Bellini & Tosi. | France | Oak, brass, ebonite, metal. | 37692 |
View Record | Empty Case Of Forward Spark 'B' Wavemeter | c. 1918 | War Department Signals Flying Corps. | Britain | Teak | 37889 |
View Record | Instruction Manual For Aircraft Wireless Telephone Type AD2 | c. 1920 | Sanders Phillips & Co. Ltd. | London | Paper | 38181 |
View Record | Two Mica Crystals | 20th Century | Unknown | Unknown | Mica, mahogany, baize. | 38233 |
View Record | Mazda Radio Valve Type CV6 With Carton | 20th Century | Mazda Company. | Unknown | Glass, plastic?, steel, assorted metals. | 38616 |
View Record | 'Marconi' Crystal Wavemeter Type MC2 | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Nickel, steel, glass, ebonite, bakelite, teak, copper, paper. | 38737 |
View Record | Raytheon Radio Tube Type 6J7G | Mid 20th Century | Raytheon. | USA | Glass, steel, plastic?, assorted metals. | 39208 |
View Record | Round Radio Valve Type N | c. 1915 | Ediswan. | London | Glass, steel, asbestos, platinum-iridium, assorted metals. | 39244 |
View Record | Amplifier Type 91 | c. 1918 | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, nickel, glass, steel? bakelite. | 39440 |
View Record | Main Starter Switch | Early 20th Century | Unknown | Unknown | Iron, brass, copper, celluloid?, bakelite?, wood. | 39443 |
View Record | Image Orthicon Tube | Mid 20th Century | English Electric Valve Co. Ltd. | England | Glass, bakelite?, steel, nickel, assorted metals. | 39508 |
View Record | Instruction Manuals For Marconi Crystal Receiver Type 16 | c. 1916 | Marconi's Wireless Telegraph Co. Ltd. | London | Paper. | 39535 |
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 QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 39800 |
View Record | Company Seal Embosser GEC Medical Equipment Ltd | 20th Century | Unknown | Britain | Steel, wood, brass, baize. | 39997 |
View Record | Rotating Multiple Stamp Holder | 20th Century | E.M.R. | London | Steel | 40066 |
View Record | Marconi Receiver Type 226B | c. 1920 | Marconi International Marine Communication Co. Ltd. | England | Teak, chromium, plastic?, ebonite. | 40124 |
View Record | Lamps For Large Switchboard Type 95 | 1920s | Unknown | England | Glass, brass, assorted metals. | 40261 |
View Record | Signal Receiver Type 57A | Dated 1959 | Marconi Instruments Ltd. | England | Steel, plastic, bakelite, glass, assorted metals. | 40275 |
View Record | Replica Of Parabolic Receiver For Marconi's Original Beam System | 1920s/1930s | Marconi's Wireless Telegraph Co. Ltd. | London | Wood, glass, copper, ebonite, assorted metals. | 40344 |
View Record | Mullard Television Valve Type PL504 With Carton | 20th Century | Mullard. | Britain | Glass, steel, assorted metals. | 40357 |
View Record | Mullard Wecovalve Radio Valve Peanut Type | c. 1920 | Mullard Radio Valve Co. Ltd. | England | Glass, steel, plastic?, assorted metals. | 40365 |
View Record | Exhibition Medal Exposition Universelle Et Internationale | Dated 1935 | Bonnetain. | Brussels | Gilt metal | 40508 |
View Record | Three-Position Switch | Early 20th Century | Griffin. | London | Mahogany, brass, ebonite, celluloid. | 40839 |
View Record | Brimar Radio Valve Type 50CD6G | Mid 20th Century | Brimar. | England | Glass, steel, plastic?, assorted metals. | 41092 |
View Record | 'Marconi' Auto-Alarm Receiver Type 332 | c.1920 | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, glass, nickel, celluloid?, bakelite?, ebonite. | 41271 |
View Record | Medal Enrico Silvani | Dated 1927 | G. Romagnoli. | Unknown | Bronze | 41328 |
View Record | Marconi Long Wave Panel Type 229B | c. 1920 | Marconi International Marine Communication Co. Ltd. | England | Teak, chromium, bakelite?, ebonite. | 41345 |
View Record | Radio Valve Type 6N7G | Mid 20th Century | Unknown | England | Glass, plastic?, steel, assorted metals. | 41408 |
View Record | Tuning Condenser | c. 1907 | Unknown | Italy | Brass, steel?, ebonite. | 41634 |
View Record | Fleming Valve | c. 1905 | Ediswan. | London | Copper, glass, brass, assorted metals. | 41677 |
View Record | Precision Measuring Instrument With Case | Early 20th Century | Cambridge Scientific Co. Ltd. | Cambridge, England | Ebonite, brass, baize, mahogany. | 41846 |
View Record | Seven-Valve Receiver | 1920 | Marconi Scientific Instrument Co. Ltd. | London | Teak, ebonite, bakelite?, steel. | 41936 |
View Record | Ken-Rad Radio Tube Type 12SC7 With Carton | Mid 20th Century | Ken-Rad Tube & Lamp Corporation. | Owensboro, Kentucky, USA | Plastic?, steel, assorted metals. | 42016 |
View Record | Morse Key Type 971 | 20th Century | Marconi Company | Britain | Enamel, ebonite, plastic, steel. | 42110 |
View Record | Medal Roerich Museum | Dated 1929 | Henry Dropsy. | USA | Bronze | 42576 |
View Record | Radio-Special Micro Radio Valve Type E6 | 20th Century | Unknown | Unknown | Glass, bakelite?, steel, assorted metals. | 42700 |
View Record | Discharger | Early 20th Century | Unknown | Unknown | Steel, brass, cast iron. | 42997 |
View Record | Small Multiple Discharger | Early 20th Century | Unknown | Unknown | Brass, ebonite. | 43387 |
View Record | Tapped Inductance | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, brass, copper, ebonite. | 43561 |
View Record | Ebonite Partition Insulator | Early 20th Century | Unknown | Unknown | Ebonite, copper?, brass. | 43603 |
View Record | Franklin Master Oscillator | c. 1930 | Marconi's Wireless Telegraph Co. Ltd. | England | Steel, ebonite, bakelite, mahogany?, copper. | 43735 |
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 | Tuning Condenser | Early 20th Century | Unknown | Unknown | Brass, ebonite, assorted metals. | 44153 |
View Record | Variometer And Sliding Capacitor | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, copper, ebonite, nickel, steel. | 44318 |
View Record | Radio Valve Type ARP12 | c. 1939 | Unknown | England | Glass, plastic?, steel, assorted metals. | 44487 |
View Record | Replica Morse Key | Late 20th Century | Unknown | Unknown | Teak, plastic?, brass. | 44566 |
View Record | Short Wave Tuner & Amplifier No. 17 | c. 1915 | Robert W. Paul. | London | Mahogany, ebonite, bakelite?, brass. | 44893 |
View Record | 'Megger' Resistance Meter | Early 20th Century | Evershead & Vignoles Ltd. | London | Teak, glass, steel?, brass, bakelite, assorted metals. | 45250 |
View Record | Instruction Manual For Communications Receiver Model 910/1 | Mid 20th Century | Stratton & Co. Ltd. | Birmingham | Paper | 45899 |
View Record | Marconi Radio Valve Type Q | c. 1918 | Ediswan. | London | Glass, steel, assorted metals. | 45902 |
View Record | 'Marconi' Crystal Wavemeter Type MC2 | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Nickel, steel, glass, ebonite, bakelite, teak. | 46042 |
View Record | Marconi Bronze Bust | Dated 1920 | Claire Sheridan. | England | Bronze, marble. | 46043 |
View Record | Telephone Relay | Early 20th Century | Unknown | Britain | Mahogany, brass, nickel. | 46067 |
View Record | Company Seal Embosser Eastnor Electric Company Ltd | 20th Century | Unknown | Britain | Steel, nickel, cooper, baize | 46281 |
View Record | 'Marconi' 1˝KW Quenched Spark Gap Transmitter Type QG | c. 1920 | Marconi's Wireless Telegraph Co. Ltd. | London | Mahogany, steel, iron, nickel, porcelain, copper, assorted metals. | 46329 |
View Record | Marconi Radio Valve Type MT1 | Early 20th Century | Marconi-Osram Valve Co. Ltd. | London | Glass, nickel, assorted metals. | 46376 |
View Record | Marconi Radio Valve Type DEHL210 | 20th Century | Marconi-Osram Valves. | England | Glass, steel, bakelite?, assorted metals. | 46377 |
View Record | Tilting Board | c. 1899 | Guglielmo Marconi. | England | Iron?, wood. | 46382 |
View Record | Short Wave Receiver Type CM294C | Dated 1917 | Marconi's Wireless Telegraph Co. of America. | USA | Ebonite, mahogany?, brass, nickel, bakelite, copper, aluminium?, steel. | 46600 |
View Record | Assorted Radio Valves | 20th Century | Unknown | Unknown | Glass, steel, brass, assorted metals. | 46605 |
View Record | Short Distance Wireless Telephone Set Type TT2 | c. 1920 | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, ebonite, bakelite, glass, brass, assorted metals. | 46879 |
View Record | Marconi Kryha Cipher Machine | c. 1922 | Marconiphone Co. Ltd. | England | Steel?, assorted metals, glass, nickel. | 46995 |
View Record | Marconi Aerial Tuning Inductance Coil | 1910 | Marconi's Wireless Telegraph Co. Ltd. | England | Copper, nickel, teak?, brass. | 47154 |
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 | Mobile Television Camera Type BD624C With Electronic Viewfinder Type BD625F | Mid 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Steel, bakelite, assorted metals. | 47261 |
View Record | Marconi Radio Valve Type QX | c. 1921 | Marconi-Osram Valves. | London | Glass, steel, assorted metals. | 47321 |
View Record | Morse Key Type 100A | Early 20th Century | Marconi International Marine Communication Co. Ltd. | Britain | Nickel, mahogany, ebonite, steel. | 47410 |
View Record | Lord Kelvin's Multicellular Voltmeter | 1920s | Kelvin Bottomley & Baird Ltd. | Britain | Teak, glass, steel, bakelite, ebonite, brass, iron. | 47607 |
View Record | Ebonite Partition Insulator | Early 20th Century | Unknown | Unknown | Brass, ebonite. | 47690 |
View Record | 'Marconi' Amplifier Type GA2 | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, leather, steel, assorted metals. | 47978 |
View Record | RCA Radiotron Radio Tube Type 6C6 With Carton | 20th Century | RCA. | USA | Glass, steel, plastic?, assorted metals. | 48010 |
View Record | Walnut Side Table | c. 1930 | Unknown | Unknown | Walnut, brass. | 48312 |
View Record | Tuning Condenser With Capacitor Box | c. 1916 | Marconi's Wireless Telegraph Co. Ltd. | England | Teak, wood, ebonite, bakelite, celluloid, nickel, plywood. | 48535 |
View Record | Radio Valve Type P2 | 20th Century | Unknown | Unknown | Glass, bakelite?, steel, assorted metals. | 48561 |
View Record | Large Tuning Condenser | c. 1906 | Marconi's Wireless Telegraph Co. Ltd. | London | Brass, glass, ebonite, teak, assorted metals. | 48642 |
View Record | Marconi Radio Valve Type MT1 | c. 1919 | Marconi-Osram Valve Co. Ltd. | London | Glass, nickel, assorted metals. | 48681 |
View Record | Radio Valve Type 5Z4G | Mid 20th Century | Unknown | Britain | Glass, steel, plastic?, assorted metals. | 48685 |
View Record | Radio Valve Type 6V6G | Mid 20th Century | Mullard. | England | Glass, plastic?, steel, assorted metals. | 48716 |
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 | RCA Radiotron Cunningham Radio Tube Type 6B7 With Carton | 20th Century | RCA. | New Jersey, USA | Glass, plastic?, steel, assorted metals. | 49234 |
View Record | Send/Receive Switch Type 103A | Early 20th Century | Marconi International Marine Communication Co. Ltd. | London | Teak, brass, steel, nickel. | 49244 |
View Record | 'Marconi' Wavemeter Type MP7 | Early 20th Century | Marconi 's Wireless Telegraph Co. Ltd. | London | Carborundum, paper, wood, plastic, ebonite, steel | 49422 |
View Record | Frame Aerial For Marconiphone Receiver Type 61 | c. 1928 | Marconiphone Co. Ltd. | England | Mahogany, steel, copper, bakelite. | 49429 |
View Record | Marconi Radio Valve Type S625 | c. 1928 | Marconi-Osram Valve Co. Ltd. | England | Glass, plastic?, steel, assorted metals. | 49486 |
View Record | Large Wave-Shortening Condenser With Case | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London, England | Mahongany, jute?, ebonite, steel, brass. | 49571 |
View Record | Large Marine Charging Switchboard | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London, England | Ebonite?, metal alloy, glass, brass, assorted metals. | 49739 |
View Record | Marconi Radio Valve Type V24 | c. 1919 | Marconi's Wireless Telegraph Co. Ltd. | England | Glass, steel, assorted metals. | 49744 |
View Record | Marconi Wavemeter Type MC1 | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Brass, bakelite, glass, metal?, plastic. | 49948 |
View Record | Marconi-Type Radio Valve | 1920s/1930s | Marconi's Wireless Telegraph Co. Ltd. | England | Glass, steel, assorted metals. | 50000 |
View Record | Marconiphone Type V2A | c. 1923 | Marconi's Wireless Telegraph Co. Ltd. | England | Mahogany, celluloid, ebonite, bakelite, nickel, steel, glass, assorted metals. | 50144 |
View Record | Portrait of Marconi | 20th Century | S. Tushingham | London | Watercolour, paper, glass, wood, brass. | 50421 |
View Record | Wireless Telegraphy Notice | Mid 20th Century | Unknown | Britain | Mahogany, glass, paper. | 50523 |
View Record | Pillbox With Spare Coherer Parts | c. 1902 | Unknown | Unknown | Assorted metals, crystal, cardboard, cotton wool. | 50538 |
View Record | Instruction Booklet For Aircraft Wireless Telephone Transmitter Type AD1 | c. 1921 | Sanders, Phillips & Co. Ltd. | London | Paper. | 50711 |
View Record | Siemens & Halske Experimental Radio Valve | c. 1917 | Siemens & Halske. | Germany | Glass, bakelite?, steel, assorted metals. | 50748 |
View Record | Generator Propellor | Early 20th Century | Unknown | Unknown | Steel, mahogany. | 51047 |
View Record | Small Buzzer Key With Base | Early 20th Century | Unknown | Unknown | Mahogany, brass, copper, plastic. | 51297 |
View Record | Assorted Early Coherer-Related Letters | Early 20th Century | Unknown | Unknown | Paper | 51910 |
View Record | 'Marconi' Wavemeter Type No 2 | c. 1906 | Marconi's Wireless Telegraph Co. Ltd. | London | Teak, glass, steel, ebonite, leather, assorted metals. | 52068 |
View Record | Large Main Morse Key | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London, England | Mahogany, brass, metal alloy, ebonite. | 53026 |
View Record | Triangular Base | Early 20th Century | Unknown | Unknown | Brass, iron, baize. | 53033 |
View Record | Two-Way Morse Key | 1900s | Siemens Bros. & Co. | London | Brass, ebonite, steel | 53048 |
View Record | Early Coherer | c. 1902 | Unknown | Unknown | Glass, copper?, assorted metals. | 53061 |
View Record | Interrupter Type 144 | Early 20th Century | Marconi's Wireless Telegraph Co. Ltd. | London | Cast iron, nickel, teak. | 53329 |
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