The biggest party in Jefferson is set to kick off next week. Jefferson Days of ’59 is a five-day event centered on downtown Jefferson July 12-16. It begins Wednesday, July 12 with a Texas Hold ’Em Tournament at Bud’s Bar. Thursday’s events begin at 6 p.m. in Tower Park with rock painting and rock music at Jefferson Beer Supply (JBS) and a 21+ Kickball game. A food truck will be available at JBS…