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Displaying 551 to 650 of 655 records
Click the column headings to sort the table in ascending order of this value.
| Heading | Date | Maker | Place | Materials | Inv Num | |
|---|---|---|---|---|---|---|
| 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 VU120A | Mid 20th Century | Unknown | Unknown | Glass, plastic?, steel, assorted metals. | 53371 |
| View Record | Mazda Radio Valve Type CV6 With Carton | 20th Century | Mazda Company. | Unknown | Glass, plastic?, steel, assorted metals. | 38616 |
| 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-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 | Radio Valve Type P2 | 20th Century | Unknown | Unknown | Glass, bakelite?, steel, assorted metals. | 48561 |
| View Record | Metal Component Pair FT-162 For Radio | 20th Century | Unknown | Unknown | Iron?, steel, nickel. | 18465 |
| 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 | Replica Grasshopper Send-Receive Morse Key | 1970s | Unknown | Unknown | Brass, plastic?, mahogany. | 27753 |
| View Record | 1901 Transatlantic Billi Condenser | c. 1901 | Unknown | Unknown | Copper, waxed paper. | 94060 |
| 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 | Ship's Direction Finder | 1920s | Unknown | Unknown | Glass, plastic, bakelite, teak?, copper, assorted metals. | 35780 |
| View Record | Marconi's Sword-Stick | c. 1900 | Unknown | Unknown | Cane, gilt-metal, steel, turquoise. | 74444 |
| View Record | Remote-Control Switch | Early 20th Century | Unknown | Unknown | Teak, steel, cord, brass, copper. | 97148 |
| View Record | Ship's Bridge Telephone | Early 20th Century | Unknown | Unknown | Mahogany?, nickel, bakelite?, copper, plastic, assorted metals. | 72842 |
| View Record | Call Sign | 20th Century | Unknown | Unknown | Mahogany, plastic, metal. | 92097 |
| View Record | Call Sign | 20th Century | Unknown | Unknown | Mahogany, plastic, metal. | 72238 |
| View Record | Ship's Bridge Telephone | Early 20th Century | Unknown | Unknown | Mahogany?, nickel, bakelite?, plastic, assorted metals. | 57185 |
| View Record | Small Coupled Two-Way Switch | Early 20th Century | Unknown | Unknown | Steel, brass, iron?, bakelite?, mahogany?, ebonite. | 61022 |
| View Record | Carborundum Detector | Early 20th Century | Unknown | Unknown | Ebonite, nickel. | 90595 |
| View Record | Terminal | Early 20th Century | Unknown | Unknown | Ebonite, brass?, steel. | 54685 |
| View Record | Early Coherer | c. 1899 | Unknown | Unknown | Glass, copper, nickel, silver, assorted metals. | 17473 |
| View Record | Assorted Early Coherer-Related Letters | Early 20th Century | Unknown | Unknown | Paper | 51910 |
| View Record | Vertical Precision Instrument | Early 20th Century | Unknown | Unknown | Brass, paint, bronze, assorted metals. | 32039 |
| View Record | Triangular Base | Early 20th Century | Unknown | Unknown | Brass, iron, baize. | 53033 |
| View Record | Magneto-Electric Machine | Late 19th Century | Unknown | Unknown | Boxwood?, steel?, brass, velvet. | 54945 |
| 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 | Transmitter Tuner Type MC13 | c. 1930 | Unknown | Unknown | Steel, nickel, plastic, assorted metals. | 18269 |
| View Record | Early Experimental Coherer | c. 1902 | Unknown | Unknown | Glass, copper, cork, iron, assorted metals. | 19433 |
| View Record | Early Coherer | c. 1902 | Unknown | Unknown | Glass, copper?, assorted metals. | 53061 |
| View Record | Bone Coherer Support Rod | c. 1902 | Unknown | Unknown | Ivory, assorted metal components. | 72278 |
| View Record | Early Coherer | c. 1902 | Unknown | Unknown | Glass, elastic, copper?, steel, assorted metals. | 62930 |
| View Record | Brass-Tipped Bone Stylus | c. 1902 | Unknown | Unknown | Ivory, brass, assorted metals. | 82611 |
| View Record | Spare Wires | 20th Century | Unknown | Unknown | Plastic, brass?, steel. | 70800 |
| View Record | Replica Righi Oscillator | Late 20th Century | Unknown | Unknown | Brass, ebonite?, plastic?, mahogany. | 79026 |
| View Record | 'Cow's Tail' Insulator | Early 20th Century | Unknown | Unknown | Brass, wood, cable. | 15574 |
| View Record | Portrait of Marconi | 1914 | Gustave Muranyi | Unknown | Oil, canvas, wood, brass, paper, cotton? | 65827 |
| View Record | Walnut Armchair | c. 1930 | Unknown | Unknown | Walnut, leather. | 55254 |
| View Record | Walnut Wardrobe | c. 1930 | Unknown | Unknown | Walnut, brass, glass, metal. | 91156 |
| View Record | Walnut Side Table | c. 1930 | Unknown | Unknown | Walnut, brass. | 48312 |
| View Record | Walnut Kneehole Desk | c. 1935 | Unknown | Unknown | Walnut, brass. | 82016 |
| View Record | Cluster Of Six Small Glass Tubes | c. 1902 | Unknown | Unknown | Glass, elastic, steel, assorted metals. | 80963 |
| View Record | Pillbox With Spare Coherer Parts | c. 1902 | Unknown | Unknown | Assorted metals, crystal, cardboard, cotton wool. | 50538 |
| View Record | Marconi Reproduction Photograph | 20th Century | J. Beuyann. | Unknown | Photographic print. | 96591 |
| View Record | Discharger | Early 20th Century | Unknown | Unknown | Steel, brass, cast iron. | 42997 |
| 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 | Radio Receiver Type BC342N | 1940s | Unknown | Unknown | Steel, bakelite, glass, nickel, assorted metals. | 28392 |
| View Record | Ebonite Partition Insulator | Early 20th Century | Unknown | Unknown | Brass, ebonite. | 47690 |
| View Record | Walnut Safe Cabinet | c. 1930 | Unknown | Unknown | Walnut, brass, steel. | 92745 |
| View Record | Bust of T. L. Eckersley | Late 20th Century | K. Scott. | Unknown | Bronze, oak?, plaster, metal. | 31421 |
| View Record | Marconi Studio Photographic Portrait | 20th Century | Unknown | Unknown | Cardboard, photographic paper. | 34711 |
| View Record | Radio Receiver Type BC342N | 1940s | Unknown | Unknown | Steel, bakelite, glass, nickel, assorted metals. | 78655 |
| View Record | Two Mica Crystals | 20th Century | Unknown | Unknown | Mica, mahogany, baize. | 38233 |
| View Record | Pair Of Mounted Guard Lamps | Early 20th Century | Unknown | Unknown | Mahogany?, glass, copper, brass. | 24488 |
| View Record | Large Iolanda Transformer With Case | Early 20th Century | Unknown | Unknown | Mahogany, metal alloy, brass, copper, wood. | 57720 |
| View Record | Assorted Copper Busbars And Ebonite Insulators | Early 20th Century | Unknown | Unknown | Copper, metal alloy?, ebonite. | 79425 |
| View Record | Ebonite Partition Insulator | Early 20th Century | Unknown | Unknown | Ebonite, copper?, brass. | 43603 |
| View Record | Earth Arrester Plate | Early 20th Century | Unknown | Unknown | Brass, copper. | 73816 |
| View Record | Earth Arrester Plate | Early 20th Century | Unknown | Unknown | Brass, copper. | 31083 |
| View Record | Two Ribbed Wooden Pillar Insulators | Early 20th Century | Unknown | Unknown | Wood, brass. | 23387 |
| View Record | Coil-Type Testing Buzzer With Case | Early 20th Century | Unknown | Unknown | Wood, brass, copper, fibre, ebonite. | 87609 |
| View Record | Small Buzzer Key With Base | Early 20th Century | Unknown | Unknown | Mahogany, brass, copper, plastic. | 51297 |
| View Record | Two High Frequency Chokes In Mounted Cases | Early 20th Century | Unknown | Unknown | Mahogany, porcelain, copper, teak. | 70536 |
| View Record | Radio Call Sign | Early 20th Century | Unknown | Unknown | Mahogany, paint. | 20091 |
| 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 | Leclanche Cell | Early 20th Century | General Electric Co. Ltd. | USA | Glass, earthenware?, steel. | 78623 |
| View Record | Silvertown Condensor | Marked 1918 | Silvertown. | USA | Brass, ebonite, iron?, teak. | 86740 |
| View Record | Medal Roerich Museum | Dated 1929 | Henry Dropsy. | USA | Bronze | 42576 |
| View Record | Audion Radio Valve | c. 1907 | Lee De Forest. | USA | Glass, assorted metals. | 90974 |
| 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 | Ken-Rad Radio Tube Type 6SN7GT | Mid 20th Century | Ken-Rad. | USA | Glass, plastic?, steel, assorted metals. | 81227 |
| 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 5Z3 | 20th Century | RCA. | USA | Glass, ribbon, steel, plastic?, assorted metals. | 56681 |
| View Record | Raytheon Radio Tube Type 6J7G | Mid 20th Century | Raytheon. | USA | Glass, steel, plastic?, assorted metals. | 39208 |
| View Record | RCA Radiotron Radio Tube 42 With Carton | 20th Century | RCA. | USA | Glass, steel, plastic?, assorted metals. | 89266 |
| View Record | National Union Radio Tube Type 35Z5GT With Carton | c. 1942 | National Union. | USA | Glass, plastic, steel, assorted metals. | 80623 |
| 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 6B7 With Carton | 20th Century | RCA. | USA | Glass, plastic?, steel, assorted metals. | 58967 |
| 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 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 | 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 | 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 |