File:MorganRack.jpg
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Size of this preview: 800 × 506 pixels. Other resolutions: 320 × 202 pixels | 640 × 404 pixels | 894 × 565 pixels.
Original file (894 × 565 pixels, file size: 116 KB, MIME type: image/jpeg)
Summary
| Description |
English: Rack rail for the Morgan system of rack railroad, widely used in the early 20th century in mines with steep grades. |
| Date | |
| Source | Goodman Rack Rail, Goodman Mining Handbook, Goodman Manufacturing Company, 1919; page 199. |
| Author | Goodman Manufacturing Company |
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 | 20:12, 11 February 2010 | | 894 × 565 (116 KB) | commons>Douglas W. Jones | {{Information |Description={{en|1=Rack rail for the Morgan system of rack railroad, widely used in the early 20th century in mines with steep grades.}} |Source=Goodman Rack Rail, [http://books.google.com/books?id=ugwOAAAAYAAJ&pg=PA199 Goodman Mining Handb |
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