Wheeled siege towers and bridges of type used by Frederick II of Germany, Holy Roman Emperor for successful siege of Jerusalem (1229) ending 6th Crusade and 10 years truce. 18th century engraving

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Size: 3543px × 2358px
Photo credit: © Photo12/Ann Ronan Picture Library / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: /, 10, 13th, 18th, 6th, ages, bridges, century, crusade, emperor, engineering, engraving, frederick, germany, holy, ii, jerusalem, middle, military, religious, roman, siege, strategy, successful, towers, truce., type, war, wheeled, years