File:Two-blackboards1783.jpg
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Summary
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Deutsch: 2 schwarze Tafeln; Frontalansicht English: 2 blackboards with formulas and calculations about "thermodynamics"; front-view |
| Date | |
| Source | www.4freephotos.com |
| Author | by alegri / 4freephotos.com |
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Licensing
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This file is licensed under the Creative Commons Attribution 3.0 Unported license.
Attribution: by alegri / 4freephotos.com
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
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This file, which was originally posted to
www.4freephotos.com, was reviewed on 27 November 2011 by reviewer Platonides, who confirmed that it was available there under the stated license on that date.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 18:46, 24 November 2011 | | 1,600 × 1,023 (292 KB) | Rillke (talk | contribs) |
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