File:DSOC-button-1978.jpg
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DSOC-button-1978.jpg (404 × 376 pixels, file size: 97 KB, MIME type: image/jpeg)
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Summary
Pinback button of the Democratic Socialist Organizing Committee, 1978
Original photo of an item in the Tim Davenport collection, taken by me for Wikipedia.
No copyright on the button design.
Licensing
Public domainPublic domainfalsefalse |
I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
Public domainPublic domainfalsefalse |
This work is in the public domain because it was published in the United States between 1978 and March 1, 1989 without a copyright notice, and its copyright was not subsequently registered with the U.S. Copyright Office within 5 years. Unless its author has been dead for several years, it is copyrighted in the countries or areas that do not apply the rule of the shorter term for US works, such as Canada (50 pma), Mainland China (50 pma, not Hong Kong or Macau), Germany (70 pma), Mexico (100 pma), Switzerland (70 pma), and other countries with individual treaties. See this page for further explanation.
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Items portrayed in this file
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File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 15:33, 16 March 2010 | 404 × 376 (97 KB) | Carrite | Pinback button of the Democratic Socialist Organizing Committee, 1978 Original photo of an item in the Tim Davenport collection, taken by me for Wikipedia. No copyright on the button design. |
File usage
Metadata
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.
If the file has been modified from its original state, some details may not fully reflect the modified file.
Camera manufacturer | NIKON |
---|---|
Camera model | COOLPIX P90 |
Exposure time | 10,638,297/100,000,000 sec (0.10638297) |
F-number | f/3.2 |
ISO speed rating | 452 |
Date and time of data generation | 20:09, 15 March 2010 |
Lens focal length | 4.6 mm |
Orientation | Normal |
Horizontal resolution | 94 dpi |
Vertical resolution | 94 dpi |
Software used | Adobe Photoshop CS3 Macintosh |
File change date and time | 08:30, 16 March 2010 |
Y and C positioning | Centered |
Exposure Program | Aperture priority |
Exif version | 2.2 |
Date and time of digitizing | 20:09, 15 March 2010 |
Meaning of each component |
|
Exposure bias | 0 |
Maximum land aperture | 3 APEX (f/2.83) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash did not fire, compulsory flash suppression |
Supported Flashpix version | 1 |
Color space | sRGB |
File source | Digital still camera |
Scene type | A directly photographed image |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 0 |
Focal length in 35 mm film | 26 mm |
Scene capture type | Standard |
Scene control | High gain up |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
Supported Flashpix version | 1 |
Image width | 404 px |
Image height | 376 px |
Date metadata was last modified | 01:30, 16 March 2010 |