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Title: Amplion gramophone model loudspeaker unit, type AR67 [Go to resource]
Description: Amplion gramophone model loudspeaker unit, type AR67, c. 1924 (fits onto tone-arm of acoustic gramophone) in original box License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1977-508 Go to resource More Like this...
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