| 1. 17th Century Reenacting & Living History Resources |
| 17th century, Thirty Years War and English Civil War pamphlets, news sheets and other documents in full text format. |
| http://www.lukehistory.com/resources/ |
| 2. Geometry of War |
| Online catalogue for an exhibit at the Museum of the History of Science, Cambridge, England relating to artillery and fortification during the 16th and 17th centuries. Photographs of range-finding and like instruments, prints from contemporary books, catalogue essays. |
| http://www.mhs.ox.ac.uk/geometry/content.htm |
| 3. Marshal Vauban |
| Dedicated to Louis XIV's fortifications engineer. Biography, description of fortifications, bibliography and fortifications links. |
| http://www.geocities.com/Pentagon/6750/ |
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