The earliest visual appearance on the expression "trebuchet" dates towards the late 12th century. The term trabuchellus appeared along with manganum and prederia in a very doc in Vicenza on 6 April 1189. Trabucha is located ten years afterwards with predariae at the siege of Castelnuovo Bocca d'Adda within http://zalmayo714nrt3.spintheblog.com/profile