File:Thunderclap bomb.jpg
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Summary
| Description |
English: An illustration of a thunderclap bomb as depicted in the 11th century book Wujing Zongyao. |
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| Date | 11th century | ||
| Source | Wujing Zongyao, from Science and Civilisation in China p. 164 | ||
| Author | Zeng Gongliang, Ding Du, and Yang Weide | ||
| Other versions |
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Licensing
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This is a faithful photographic reproduction of a two-dimensional, public domain work of art. The work of art itself is in the public domain for the following reason:
The official position taken by the Wikimedia Foundation is that "faithful reproductions of two-dimensional public domain works of art are public domain".
This photographic reproduction is therefore also considered to be in the public domain in the United States. In other jurisdictions, re-use of this content may be restricted; see Reuse of PD-Art photographs for details. | ||||
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:34, 16 April 2013 | | 554 × 814 (60 KB) | Rurik the Varangian | User created page with UploadWizard |
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