The Art of the Catapult: How to Build Ballistae, Trebuchets, and More Ancient Artillery

By William Gurstelle

With some scrap wood, rope, hammer, nails, and this book, build seven historic working catapults, simple yet sophisticated hurling machines that rely on the fundamentals of math and physics using... This description may be from another edition of this product.

• Format: Paperback
• ISBN: B00MBQQ1EU
• Release Date: January 2011
• Publisher: Sterling
• Length: 172 Pages
• Weight: 0.59 lbs.