Size of this preview: 743 × 600 pixels. Other resolutions: 297 × 240 pixels | 595 × 480 pixels | 952 × 768 pixels | 1,269 × 1,024 pixels | 1,629 × 1,315 pixels.
Original file (1,629 × 1,315 pixels, file size: 517 KB, MIME type: image/jpeg)
 | This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help. |
Summary
| Description |
English: Photograph included in the article "Increasing the Revenue Producing Efficiency of a Plant" by Stanley R. Edwards, from page 22 of the October 11, 1913 issue of Telephony magazine. Original caption was "Apparatus for Sending First-hand Vocal and Orchestra Music". Pictured is inventor John J. Comer. |
| Date | |
| Source | Photograph included in the article "Increasing the Revenue Producing Efficiency of a Plant" by Stanley R. Edwards, from page 22 of the October 11, 1913 issue of Telephony magazine. |
| Author | Magazine article |
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. |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:28, 5 May 2016 | | 1,629 × 1,315 (517 KB) | Thomas H. White | User created page with UploadWizard |
File usage
The following 2 pages use this file:
Global file usage
The following other wikis use this file:
- Usage on it.wikipedia.org
- Usage on pt.wikipedia.org
