PCT4298013 Reconstitution of a huge catapult (counterweight trebuchet type), called mangonneau, 19th century (drawing) by Viollet-le-Duc, Eugene Emmanuel (1814-79); (add.info.: Reconstitution of a huge catapult (counterweight trebuchet type), called mangonneau. in the Dictionary of Arms - a siege machine in the Middle Ages, capable of throwing stone balls of more than 100 kilos - see also ref. GUT3391 -); by Patrice Cartier.