File:Lee ft dm rapids 1837.jpg
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Summary edit
DescriptionLee ft dm rapids 1837.jpg |
English: Portion of a map by Robert E. Lee showing Fort Des Moines (later Montrose) at the head of the Des Moines Rapids in Iowa, Sept. 1837. |
Date | (UTC) |
Source | National Archives, Fortifications map file, Records of the Office of the Chief of Engineers, Record Group 77. |
Author | Robert E. Lee, assisted by MC Miegs, IS Morehead,, H. Kaysee |
Licensing edit
Public domainPublic domainfalsefalse |
This file is a work of a U.S. Army soldier or employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.
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Original upload log edit
Date/Time | Dimensions | User | Comment |
---|---|---|---|
2010-06-02 12:50 | 863×793× (249355 bytes) | Billwhittaker | {{Information |Description = Portion of a map by [[Robert E. Lee]] showing Fort Des Moines (later [[Montrose, Iowa]]) at the head of the [[Des Moines Rapids]] in [[Iowa]], 1837. |Source = National Archives |Date = ~~~~~ |Author |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 18:59, 13 May 2015 | 863 × 793 (244 KB) | Rcbutcher (talk | contribs) | Transferred from en.wikipedia |
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Camera manufacturer | Canon |
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Camera model | Canon PowerShot A530 |
Exposure time | 1/60 sec (0.016666666666667) |
F-number | f/5.6 |
Date and time of data generation | 07:41, 21 April 2007 |
Lens focal length | 5.8 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
Software used | Adobe Photoshop 7.0 |
File change date and time | 08:44, 21 April 2007 |
Y and C positioning | Centered |
Exif version | 2.2 |
Date and time of digitizing | 07:41, 21 April 2007 |
Meaning of each component |
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Image compression mode | 3 |
APEX shutter speed | 5.90625 |
APEX aperture | 4.96875 |
APEX exposure bias | 0 |
Maximum land aperture | 2.75 APEX (f/2.59) |
Metering mode | Pattern |
Flash | Flash fired, auto mode |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 11,520 |
Focal plane Y resolution | 11,571.428571429 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |