Image:Pressey Testing Machine 1.jpg
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Full resolution (1,512 × 1,512 pixels, file size: 900 KB, MIME type: image/jpeg)
[edit] Summary
Exterior of Pressey Testing Machine, patent dates 1928 and 1930.
Interior view also available.
Photograph by User:Gomer Bolstrood, September 7, 2006.
Released to the public domain.
[edit] Licensing
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I, the copyright holder of this work, hereby release it into the public domain. This applies worldwide. In case this is not legally possible, |
File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 20:07, 9 September 2006 | 1,512×1,512 (900 KB) | Gomer Bolstrood (Talk | contribs) | (Exterior of Pressey Testing Machine, manufactured circa 1930. Photograph by User:Gomer Bolstrood, September 7, 2006. Released to the public domain) |
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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 | SONY |
|---|---|
| Camera model | CYBERSHOT |
| Exposure time | 1/40 sec (0.025) |
| F-number | f/3.2 |
| Date and time of data generation | 15:04, 7 September 2006 |
| Lens focal length | 9.7 mm |
| Orientation | Normal |
| Horizontal resolution | 72 dpi |
| Vertical resolution | 72 dpi |
| Software used | QuickTime 7.1.2 |
| File change date and time | 15:00, 9 September 2006 |
| Y and C positioning | 2 |
| Exposure Program | Normal program |
| ISO speed rating | 100 |
| Exif version | 2.2 |
| Date and time of digitizing | 15:04, 7 September 2006 |
| Image compression mode | 2 |
| Exposure bias | 0 |
| Maximum land aperture | 2.0625 |
| Metering mode | Spot |
| Light source | Unknown |
| Flash | 1 |
| Color space | sRGB |
