File:Theatrophone - Clement Ader 1881.JPG
Theatrophone_-_Clement_Ader_1881.JPG (283 × 502 pixels, file size: 22 KB, MIME type: image/jpeg)
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DescriptionTheatrophone - Clement Ader 1881.JPG | Théâtrophone. Plan device théatrophone at the Opera during the World Exhibition in Paris (1881). |
Date | |
Source | Th. du Moncel, Le téléphone, 5ᵉ édition, Librairie Hachette, Paris, 1887, Coll. "Bibliothèque des merveilles", p. 123. Found at André Lange's Histoire de la télévision |
Author | Clément Ader (1841-1926) |
Permission (Reusing this file) |
Public domain, since author died more than 70 years ago. |
Public domainPublic domainfalsefalse |
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 80 years or fewer.
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This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
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current | 13:57, 21 November 2007 | 283 × 502 (22 KB) | Utcursch (talk | contribs) | {{Information |Description=''Théâtrophone''. Plan device théatrophone at the Opera during the World Exhibition in Paris (1881). |Source=Th du Moncel, ''Le téléphone'', Librarie Hachette. |Date=1887 |Author=Clément Ader (1841-192 |
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