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Search for all terms: Material: copper.

9 records found.

Records with Images

(Followed by: text only record)

1. Marconi Bellini-Tosi Direction Finder, by Marconi Company,...

2. Irwin Oscillograph, by Robert W. Paul, London, c.1919

3. Marconi Bellini-Tosi Direction Finder, by Marconi Company,...

4. Marconi Crystal Receiver Type 16, by Marconi Company, London,...

5. Franklin Master Oscillator, by Marconi Company, English, c....

6. Brownie Crystal Receiver No 2, by Brownie Wireless Company,...

7. Remote-Control Switch, Early 20th Century

8. Small Morse Key, Early 20th Century

Text Only Record

(Preceded by: records with image previews)

9. Earth Arrester Plate, Early 20th Century