File:赵友钦割圆术书影.JPG
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Size of this preview: 800 × 510 pixels. Other resolutions: 320 × 204 pixels | 640 × 408 pixels | 920 × 586 pixels.
Original file (920 × 586 pixels, file size: 122 KB, MIME type: image/jpeg)
Summary
| Description |
中文：赵友钦割圆术书影 |
| Date | |
| Source | mybook |
| Author | 赵友钦 Zhao Youqin 14th century |
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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. {{PD-Art}} template without license parameter: please specify why the underlying work is public domain in both the source country and the United States
(Usage: {{PD-Art|1=|deathyear=''year of author's death''|country=''source country''}}, where parameter 1= can be PD-old-auto, PD-old-auto-expired, PD-old-auto-1996, PD-old-100 or similar. See Commons:Multi-license copyright tags for more information.) | ||||
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 07:09, 24 June 2014 | | 920 × 586 (122 KB) | wikimediacommons>Gisling | User created page with UploadWizard |
File usage
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