The earliest physical appearance of the term "trebuchet" dates on the late 12th century. The term trabuchellus appeared together with manganum and prederia in the document in Vicenza on 6 April 1189. Trabucha is observed ten years later with predariae at the siege of Castelnuovo Bocca d'Adda in an http://pierred156fsg6.blogripley.com/profile