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File:Phonautograph 1909.jpg

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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

Public domain
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.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Phonautograph_1909.jpg

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b98ab2c0ba554cc83f866bcd5bebf76c240b3956

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Date/TimeThumbnailDimensionsUserComment
current11:59, 3 September 2023Thumbnail for version as of 11:59, 3 September 20231,752 × 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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