File:Edison dynamo 1882.png
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![File:Edison dynamo 1882.png](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Edison_dynamo_1882.png/397px-Edison_dynamo_1882.png?20180108134043)
Size of this preview: 397 × 599 pixels. Other resolutions: 159 × 240 pixels | 401 × 605 pixels.
Original file (401 × 605 pixels, file size: 211 KB, MIME type: image/png)