File:Phonautograph 1909.jpg
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This is a file from the Wikimedia Commons. The description on its description page there is shown below.
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Summary
| Description | Uncredited drawing of a phonautograph. |
| Date | |
| Source |
Internet archive scan of book The science-history of the universe, page 124. Internet Archive identifier: sciencehistoryofv3rolt OCLC 1737841 |
| Author | Rolt-Wheeler, Francis, 1876-1960, ed |
Licensing
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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
 Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings. |
File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 04:59, 3 September 2023 | 1,752 × 1,469 (1.01 MB) | Liandrei | {{Information |Description= Uncredited drawing of a phonautograph. |Source= Internet archive scan of book [https://archive.org/embed/sciencehistoryofv3rolt The science-history of the universe], page 124.<br />{{Internet Archive link|sciencehistoryofv3rolt}}<br />{{OCLC|1737841}} |Date= 1909 |Author= Rolt-Wheeler, Francis, 1876-1960, ed |Permission= |other_versions= }} Category:Phonautographs |
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