File:Stephen Hale - pneumatic trough.jpg
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Summary[edit]
DescriptionStephen Hale - pneumatic trough.jpg | English natural philosopher Stephen Hales' pneumatic trough. A similar device was used by Joseph Priestley for the production of novel "airs", and for performing the "nitrous air test". |
Date | |
Source | Hale's 1727 work, as reproduced in: Joseph S. Fruton, Methods and Styles in the Development of Chemistry, Philadelphia: American Philosophical Society, 2002, p. 20. |
Author | Stephen Hales |
Licensing[edit]
Public domainPublic domainfalsefalse |
This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer. You must also include a United States public domain tag to indicate why this work is in the public domain in the United States. | |
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 15:22, 19 September 2007 | 856 × 985 (201 KB) | Ragesoss (talk | contribs) | {{Information |Description= English natural philosopher Stephen Hale's pneumatic trough. A similar device was used by Joseph Priestley for the production of novel "airs", and for performing the "nitrous air test". |Source= Hale's 1727 work, as reproduced |
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Camera manufacturer | Canon |
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Exposure time | 1/200 sec (0.005) |
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ISO speed rating | 800 |
Date and time of data generation | 15:09, 19 September 2007 |
Lens focal length | 149 mm |
Orientation | 0 |
Horizontal resolution | 72 dpi |
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File change date and time | 15:09, 19 September 2007 |
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Date and time of digitizing | 15:09, 19 September 2007 |
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