File:Restored dynamo commutators.JPG
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Restored 100 kilowatt Edison dynamo showing the commutator brushes.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 13:50, 31 May 2011 | 2,816 × 2,112 (1.32 MB) | Administrator4 (talk | contribs) | Restored 100 kilowatt Edison dynamo showing the commutator brushes. |
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