File:Mississippi River Lock and Dam number 21 HAER.jpg
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Original file (5,033 × 3,491 pixels, file size: 1.46 MB, MIME type: image/jpeg)
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Summary
| Description |
English: Mississippi River Lock and Dam number 21, near Quincy Illinois - general view of dam, downstream side, looking from toe of dike. |
| Date | between September and December 1987 |
| Source | Library of Congress, Prints and Photograph Division, Historic American Engineering Record: HAER ILL,1-QUI,5-1 |
| Author | Peter A. Rathbun |
Licensing
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This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information. |  |
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This image is available from the United States Library of Congress's Prints and Photographs division
under the digital ID hhh.il0554. This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing.
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:37, 2 May 2009 | | 5,033 × 3,491 (1.46 MB) | Cropbot | upload cropped version, operated by User:Finavon. Summary: border cropped |
| 18:13, 19 February 2007 |  | 5,385 × 3,822 (1.54 MB) | Dual Freq | jpg conversion of tif source | |
| 17:53, 19 February 2007 |  | 1,024 × 727 (66 KB) | Dual Freq | Mississippi River Lock and Dam number 21, near Quincy Illinois. == Summary == This image was found at the Library of Congress HAER archive entry with the original caption: "GENERAL VIEW OF DAM, DOWNSTREAM SIDE, LOOKING FROM TOE OF DIKE HAER ILL,1-QUI,5-1 |
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