File:Diversion Of Chicago Waterways.gif
USGS Fact Sheet 014-99
http://pubs.usgs.gov/fs/FS-014-99/index.html
Author
United States Geological Survey (USGS)
Licensing
This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.
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Original upload log
Date/Time | Dimensions | User | Comment |
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11 November 2008, 04:16:54 | 263 × 662 (14751 bytes) | Gueneverey (talk · contribs) | {{Information |Description={{en|1=Flow of Chicago waterways before and after construction of the Chicago Sanitary and Ship Canal.}} |Source=USGS Fact Sheet 014-99 http://pubs.usgs.gov/fs/FS-014-99/index.html |Author=[[United States Geological Survey]] (US |