Search for all terms: Material: Brass Page 1 of 2110 records found. Displaying 25 50 100 200 at a time.Next Results > Records with Images1. Microscope, L.F. Dellebarre Type, with Accessories and Case 2. Tuned Field Transmitter, by Marconi Company, English, 1907 3. Marconi's Parabolic Transmitter, by Guglielmo Marconi, English,... 4. Marconi Crystal Receiver A Type RB3, by Marconi Company, English,... 5. Falling-Plate Camera, for Neurophysiology Experiments, and... 6. Hispano-Moorish Astrolabe, Spain?, c. 1260 7. Morse Key, by Marconi Company, English, c. 1900 8. 1901 Transatlantic Self-Restoring Coherer, by Lieutenant Luigi... 9. Grasshopper Send-Receive Morse Key, by Marconi Company, English,... 10. 'Long Tom' Aerial Tuning Inductance Coil, by Marconi Company,... 11. Marconi's Coherer Receiver, by Guglielmo Marconi, English,... 12. Octant with Case, by J. W. Norie & Co., London, 1816-1839 13. Scales and Cup Weights in Case, by Mary De Grave, London, c.... 14. 'Marconi' Auto-Alarm Bell Type 117, by Marconi Company, English,... 15. Giant Radio Valve, by GEC, English, 1910s 16. American-Type Radio Tube, USA, 20th Century 17. Philips Radio Valve Type R, by PhilIps, Holland, 1920s 18. American-Type Radio Tube, USA, 20th Century 19. American-Type Radio Tube, USA, 20th Century 20. Fama Radio Valve Type R, by Fama, Holland, c. 1916 21. American-Type Radio Tube, USA, 20th Century 22. Marconi Radio Valve Type DEQ, by Marconi Company, English,... 23. Brass-Tipped Bone Stylus, c. 1902 24. Orrery with Globe, by Fortin, Paris, 1773 25. Hispano-Moorish Astrolabe, Spain?, c.1260 Next Results >
