File:Theatrophone central switchboard (1925).jpg

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

Theatrophone_central_switchboard_(1925).jpg ‎(580 × 420 pixels, file size: 133 KB, MIME type: image/jpeg)

Captions

Captions

1925 photograph of the central switchboard used by the Paris Théâtrophone entertainment system

Summary[edit]

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[edit]

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:Theatrophone_central_switchboard_(1925).jpg

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current22:12, 20 June 2022Thumbnail for version as of 22:12, 20 June 2022580 × 420 (133 KB)Thomas H. White (talk | contribs)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

You cannot overwrite this file.

There are no pages that use this file.

File usage on other wikis

The following other wikis use this file:

Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Retrieved from "https://commons.wikimedia.org/w/index.php?title=File:Theatrophone_central_switchboard_(1925).jpg&oldid=823724971"