? ??????? ???????? ????? ??? ????? ?????? ???????, ??? ??????? ??? ???? ?? ????? ??????? ?? ???????? ??????? ?? ??????????:?????? ???????????????? ?? ?????????? ?? ??????????? ?? ??????? ??????? ?????????:Tractor Cassani model 40HP, within the Museo nazionale della scienza e della tecnologia Leonardo da Vinci of Milan The 1st three-position hitches