File:Hall wigwag signal ad 1916.jpg
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Summary
| Description |
English: Advertisement for Hall Switch and Signal Company, USA. The ad features a photo of a "wigwag" signal installed at a railroad grade crossing (level crossing). |
| Date | |
| Source | Railway Signal Engineer. Vol. 9, No. 12. December 1916. Advertising section, p. 27. (Chicago: Simmons-Boardman Publishing Co.) |
| Author | Hall Switch & Signal Co. |
Licensing
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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
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This image might not be in the public domain outside of the United States; this especially applies in the countries and areas that do not apply the rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong or Macao), Germany, Mexico, and Switzerland. The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 03:45, 21 September 2013 | | 566 × 783 (184 KB) | Caseyjonz | =={{int:filedesc}}== {{Information |Description={{en|1=Advertisement for {{w|Hall Signal Company|Hall Switch and Signal Company}}, USA. The ad features a photo of a {{w|Wigwag (railroad)|"wigwag" signal}} installed at a railroad {{w|grade crossing}} (l... |
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