andrewjackson Seventh president of the United States: 2 wds President on the $20 bill: 2 wds President and War of 1812 hero, for whom Mississippi's capital is named: 2 wds Face on a twenty ___ Downing, landscape architect who designed the White House grounds On the front On the front Either of the two presidents who also served as a 17-Across from 62-Across US president who killed a man in a duel more than 20 years before taking office: 2 wds Soldier nicknamed "Old Hickory"