File:Cooke and Wheatstone electric telegraph.jpg
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editDescriptionCooke and Wheatstone electric telegraph.jpg |
English: William Fothergill Cooke and Charles Wheatstone's electric telegraph ("needle telegraph") from 1837 now in the London Science Museum |
Date | |
Source | Photo by User:geni |
Author | Geni |
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CC-BY-SA GFDL |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 04:57, 13 December 2011 | 2,420 × 3,052 (2.15 MB) | Rotatebot (talk | contribs) | Bot: Image rotated by 270° (EXIF-Orientation set from 6 to 1, rotated 0°) | |
16:32, 12 April 2009 | 3,052 × 2,420 (2.15 MB) | Geni (talk | contribs) | {{Information |Description={{en|1=Photo of a William Fothergill Cooke and Charles Wheatstone's electric Telegraph from 1837 now in th london science museam}} |Source=Photo by User:geni |Author=Geni |Date=dec 2008 |Permission=CC-BY-SA GFDL |other_versi |
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- Electrical telegraph
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- Wikipedia:Main Page history/2013 February 23
- Needle telegraph
- Electrical telegraphy in the United Kingdom
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Camera manufacturer | Canon |
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ISO speed rating | 200 |
Date and time of data generation | 16:59, 5 October 2007 |
Lens focal length | 9.036 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
File change date and time | 16:59, 5 October 2007 |
Y and C positioning | Centered |
Exif version | 2.2 |
Date and time of digitizing | 16:59, 5 October 2007 |
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APEX exposure bias | 0 |
Maximum land aperture | 2.96875 APEX (f/2.8) |
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Flash | Flash fired, auto mode, red-eye reduction mode |
Supported Flashpix version | 1 |
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