Search for all terms: Material: Wood (Teak) 12 records found.Records with Images1. Precision Instrument, by Marconi Company, English, Early 20th... 2. Marconi Five-Valve Receiver, by Marconi Company, London, 1922 3. 'Marconi' Lifeboat Transmitter Type 241A, by Marconi Company,... 4. Ship's Wireless Spark-Gap, by Marconi Company, London, 1905 5. 'Marconi' Direction Finder Type 11F, by Marconi Company, London,... 6. 'Marconi' Direction Finder Type 11F, by Marconi Company, London,... 7. Marconi Aerial Tuning Inductance Coil, by Marconi Company,... 8. Large Tuning Condenser, by Marconi Company, London, c. 1906 9. Lead-Acid Accumulator, Early 20th Century 10. Marconi Crystal Receiver With Valve, by Marconi Company, London,... 11. Marconi Crystal Receiver Type 31, by Marconi Company, London,... 12. Amplifier And Detector Type 55A With Headphones, by Marconi...