File:E A Letts by Stephen C Dickson.jpg
Original file (2,056 × 3,088 pixels, file size: 2.44 MB, MIME type: image/jpeg)
Captions
Summary
[edit]DescriptionE A Letts by Stephen C Dickson.jpg |
English: E A Letts by Stephen C Dickson |
Date | 1906, 2017-04-11 14:14:17 |
Source | http://www.apajournal.org.uk/2015_0013-0026.pdf Own work |
Author | Stephencdickson |
Licensing
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Public domainPublic domainfalsefalse |
This UK artistic or literary work, of which the author is unknown and cannot be ascertained by reasonable enquiry, is in the public domain because it is one of the following:
This tag can be used only when the author cannot be ascertained by reasonable enquiry. If you wish to rely on it, please specify in the image description the research you have carried out to find who the author was. The above is all subject to any overriding publication right which may exist. In practice, publication right will often override the first of the bullet points listed. Unpublished anonymous paintings remain in copyright until at least 1 January 2040. This tag does not apply to engravings or musical works. More information |
Public domainPublic domainfalsefalse |
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:E_A_Letts_by_Stephen_C_Dickson.jpg |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 13:45, 11 April 2017 | 2,056 × 3,088 (2.44 MB) | Stephencdickson (talk | contribs) | User created page with UploadWizard |
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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 manufacturer | Canon |
---|---|
Camera model | Canon EOS 450D |
Exposure time | 1/13 sec (0.076923076923077) |
F-number | f/5 |
ISO speed rating | 1,600 |
Date and time of data generation | 14:14, 11 April 2017 |
Lens focal length | 40 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | Microsoft Windows Photo Viewer 10.0.14393.0 |
File change date and time | 14:42, 11 April 2017 |
Y and C positioning | Co-sited |
Exposure Program | Normal program |
Exif version | 2.21 |
Date and time of digitizing | 14:14, 11 April 2017 |
Meaning of each component |
|
APEX shutter speed | 3.625 |
APEX aperture | 4.625 |
APEX exposure bias | 0 |
Metering mode | Partial |
Flash | Flash did not fire, compulsory flash suppression |