File:Key duplicator, 1917.jpg

Key_duplicator,_1917.jpg (439 × 508 pixels, file size: 26 KB, MIME type: image/jpeg)

Summary

Description A machine that is used to duplicate flat metal 20th-century keys.
Date 1917
Source Google Books - (1917). "Man And His Machines". The World's Work XXXIII. Garden City, New York: Doubleday, Page & Co..
Author Unknown authorUnknown author

Licensing

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:Key_duplicator,_1917.jpg

File history

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

Date/TimeThumbnailDimensionsUserComment
current15:12, 12 August 2008Thumbnail for version as of 15:12, 12 August 2008439 × 508 (26 KB)Struthious Bandersnatch{{Information |Description=1917 photograph of a machine that is used to duplicate flat metal 20th-century keys. |Source=Google Books - {{cite journal | title = Man And His Machines | journal = The World's Work | publisher = Doubleday, Pa

The following page uses this file:

Global file usage

The following other wikis use this file:

Metadata