Matt Stairs has more baseball to play. The Bangor resident has agreed to anon-guaranteed, minor league contract with the Washington Nationals.Stairs will be invited to the team’s major league spring training camp. he turns 43 in february.Stairs holds the career record with 23 pinch-hit homers, 15 more than any other active player. He has played for 12 big league teams and homered for 11, both tied for the career record. If he makes the Nationals and homers, that’s two more records.He was with the San Diego Padres last season and is excited about this next challenge.