File:Theatrophone central switchboard (1925).jpg
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Summary
| Description |
English: The Paris Théâtrophone entertainment system distributed live entertainment to subscribers over telephone wires. |
| Date | |
| Source | Photograph included in the article "How the Parisian Enjoys Opera at Home" by Frederic M. Delano, from page 174 of the September 1925 issue of Scientific American magazine. Original caption: THE THEATROPHONE CENTRAL SWITCHBOARD Into this switchboard pass the trunk lines from the different theatres and from it pass out the lines which carry the music to the many subscribers |
| Author | Frederic M. Delano |
Licensing
|
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. |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:12, 20 June 2022 | | 580 × 420 (133 KB) | Thomas H. White | Uploaded a work by Frederic M. Delano from Photograph included in the article "How the Parisian Enjoys Opera at Home" by Frederic M. Delano, from page 174 of the September 1925 issue of Scientific American magazine with UploadWizard |
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