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| These American Marconi headphones are identified on the earpiece. Note the navy type headband and the length of the connection pins. Click on image to enlarge. (Source: Kreuzer collection) |
|
| These American Marconi headphones are identified on the earpiece. Note the navy type headband and the length of the connection pins. Click on image to enlarge. (Source: Kreuzer collection) |
Credits and References:
July 7/20