File:Cryptograph by Gravelle CNAM-IMG 0558.jpg
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![File:Cryptograph by Gravelle CNAM-IMG 0558.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/6/65/Cryptograph_by_Gravelle_CNAM-IMG_0558.jpg/599px-Cryptograph_by_Gravelle_CNAM-IMG_0558.jpg?20060717165840)
Size of this preview: 599 × 599 pixels. Other resolutions: 240 × 240 pixels | 480 × 480 pixels | 768 × 768 pixels | 1,023 × 1,024 pixels | 1,633 × 1,634 pixels.
Original file (1,633 × 1,634 pixels, file size: 432 KB, MIME type: image/jpeg)
File information
Structured data
Captions
Captions
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Summary
Object
Gravelle cryptograph - CnAM 14452
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Title |
Gravelle cryptograph - CnAM 14452 label QS:Len,"Gravelle cryptograph - CnAM 14452"
label QS:Lfr,"Cryptographe chiffreur de Gravelle - CnAM 14452" |
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Object type |
cipher disk ![]() |
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Date |
1894 ![]() |
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Medium |
copper and ferroalloy ![]() |
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Dimensions |
thickness: 2 cm (0.7 in) ![]() ![]() ![]() dimensions QS:P2610,+2U174728 dimensions QS:P2386,+13.00U174728 |
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Collection |
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Accession number |
14452-0001- (Conservatoire national des Arts et Métiers) ![]() |
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References |
Cryptographe chiffreur système Gravelle (French) ![]() |
Photograph
Date | Taken on 9 July 2006, 15:31 (according to Exif data) | ||
Source | Own work | ||
Author | Rama | ||
Permission (Reusing this file) |
I, the copyright holder of this work, hereby publish it under the following licenses: ![]() ![]() ![]() This file is licensed under the Creative Commons Attribution-ShareAlike 3.0 France license. Attribution: Rama
![]() ![]() ![]() ![]() This file is licensed under the Creative Commons Attribution-Share Alike 2.0 France license. Attribution: Rama
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You may select the license of your choice. |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 16:58, 17 July 2006 | ![]() | 1,633 × 1,634 (432 KB) | Rama (talk | contribs) | {{subst:Rama}} Category:Musée des Arts et Métiers |
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File usage on Commons
The following 2 pages use this file:
- File:CNAM-IMG 0558.jpg (file redirect)
- File:Cryptograph by Gravelle CNAM-IMG 0558.jpg
Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | Canon |
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Camera model | Canon EOS 10D |
Exposure time | 1/45 sec (0.022222222222222) |
F-number | f/2.8 |
ISO speed rating | 400 |
Date and time of data generation | 15:31, 9 July 2006 |
Lens focal length | 60 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
File change date and time | 15:31, 9 July 2006 |
Y and C positioning | Centered |
Exif version | 2.21 |
Date and time of digitizing | 15:31, 9 July 2006 |
Image compression mode | 3 |
APEX shutter speed | 5.4918518066406 |
APEX aperture | 2.9708557128906 |
APEX exposure bias | 0 |
Maximum land aperture | 2.9708557128906 APEX (f/2.8) |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
Color space | sRGB |
Focal plane X resolution | 3,443.9461883408 |
Focal plane Y resolution | 3,442.0168067227 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Scene capture type | Standard |
Structured data
Items portrayed in this file
depicts
0.02222222222222222222 second
2.8
60 millimetre
400
image/jpeg
06b2697cb7c076341d8d24a5a568c65e9cd1a5fe
442,870 byte
1,634 pixel
1,633 pixel
Hidden categories:
- Pages with complex technique templates
- Photographs taken on 2006-07-09
- Taken on missing SDC inception
- CC-BY-SA-3.0-FR
- CC-BY-SA-2.0-FR
- CeCILL
- Self-published work
- Artworks with Wikidata item
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