DescriptionTheatrophone central switchboard (1925).jpg
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
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Captions
1925 photograph of the central switchboard used by the Paris Théâtrophone entertainment system
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
File usage
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