File:Phonautograph.jpg
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Phonautograph.jpg (250 × 209 pixels, file size: 11 KB, MIME type: image/jpeg)
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:44, 8 September 2008 | | 250 × 209 (11 KB) | SHH (talk | contribs) |
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