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Summary
| Description |
English: A page of diagrams of angled bastions from the Western-style Masterpieces (Xifa Shenji)'s chapter on western fortifications.
Fig. 1.—A "horse-faced" tower. |
| Date | circa 1632 |
| Source | The Gunpowder Age, p. 213. |
| Author | Ignatius Sun (Sun Yuanhua) |
Licensing
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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 70 years or fewer. This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. |
| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
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This work is based on a work in the public domain. It has been digitally enhanced and/or modified. This derivative work has been (or is hereby) released into the public domain by its author, LlywelynII. This applies worldwide.
In some countries this may not be legally possible; if so: |
| Annotations | This image is annotated: View the annotations at Commons |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 05:11, 24 May 2017 | | 3,066 × 4,000 (683 KB) | LlywelynII | User created page with UploadWizard |
File usage
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