File:Sir Humphrey Davy 1849 RGNb10408769.09.tif
![File:Sir Humphrey Davy 1849 RGNb10408769.09.tif](https://upload.wikimedia.org/wikipedia/commons/thumb/c/c5/Sir_Humphrey_Davy_1849_RGNb10408769.09.tif/lossy-page1-475px-Sir_Humphrey_Davy_1849_RGNb10408769.09.tif.jpg?20140724153540)
Original file (913 × 1,152 pixels, file size: 3.02 MB, MIME type: image/tiff)
Captions
Captions
Portrait of Sir Humphrey Davy, Bart. P. R. S.
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Author |
Sir John Barrow, 1st Baronet, 1764-1848 |
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Title |
Portrait of Sir Humphrey Davy, Bart. P. R. S. |
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Description |
English: Portrait of Sir Humphrey Davy, Bart. P. R. S.
, from Sketches of the Royal Society and Royal Society Club by Sir John Barrow, Bart., F.R.S. London : John Murray, 1849. Under the picture to the left is "Lonsdale.", below right is "Thomson.", centered below that is "By permission from the large Print published by Mssers. Agnew & Zanetti.", below that, centered, "SIR HUMPHREY DAVY, BART, P. R. S."; a signature, centered, and finally, "FISHER SON & CO. LONDON 1829." |
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Date |
1849 date QS:P571,+1849-00-00T00:00:00Z/9 |
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Medium | engraving | ||||||||||||||||||||
Collection |
institution QS:P195,Q5090408 |
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Accession number |
Q41.L85 B36 1849, Library collections, Science History Institute. |
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Notes | Image downloaded with permission from the Science History Institute, as part of the Wikipedian in Residence initiative. | ||||||||||||||||||||
Source/Photographer | Science History Institute | ||||||||||||||||||||
Permission (Reusing this file) |
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File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 15:35, 24 July 2014 | ![]() | 913 × 1,152 (3.02 MB) | Ivtorov (talk | contribs) | Better contract and crop. |
14:48, 12 December 2013 | ![]() | 1,255 × 2,080 (7.49 MB) | Mary Mark Ockerbloom (talk | contribs) | {{Artwork |artist = |author = Sir John Barrow, 1st Baronet, 1764-1848 |title = Portrait of Sir Humphrey Davy, Bart. P. R. S. |description ={{en|1= Portrait of [[w:Humphry Davy|Sir Humphrey Davy, Bart. P. R. S. ]... |
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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 model | NIKON CORPORATION |
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Author | 2006:06:12 16:11:18 |
Exposure time | 1/80 sec (0.0125) |
F-number | f/22 |
ISO speed rating | 100 |
Date and time of data generation | 12:51, 7 June 2006 |
Lens focal length | 60 mm |
User comments | Photo by Douglas A Lockard |
Width | 913 px |
Height | 1,152 px |
Bits per component |
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Compression scheme | Uncompressed |
Pixel composition | RGB |
Number of components | 3 |
Number of rows per strip | 1 |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Data arrangement | chunky format |
File change date and time | Adobe Photoshop CS2 Windows |
Exposure Program | Manual |
Exif version | 2.21 |
Date and time of digitizing | 12:51, 7 June 2006 |
APEX exposure bias | 0 |
Maximum land aperture | 3.4 APEX (f/3.25) |
Metering mode | Center weighted average |
Light source | Unknown |
Flash | Flash did not fire |
DateTime subseconds | 63 |
DateTimeOriginal subseconds | 63 |
DateTimeDigitized subseconds | 63 |
Supported Flashpix version | 1 |
Color space | Uncalibrated |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Scene type | A directly photographed image |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 90 mm |
Scene capture type | Standard |
Scene control | None |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
warning | unknown field with tag 317 (0x13d) encountered. |