Alexander to the Kansas City Blues of the American Association for a price that was reported to be "one of the highest ever paid by an American Association club." He became the Blues' starting first baseman, appearing in 120 games in 1935. He compiled a .358 batting average in 1935 and set a new American Association record by hitting four home runs in a game against Minneapolis on June 14, 1935. In 1936, he appeared in 154 games for the Blues, including 153 at first base, and compiled a .315 batting average with 100 RBIs. In December 1936, the Kansas City club sold Alexander to the Nashville Volunteers of the Southern Association. During the 1937 season, he appeared in 153 games for Nashville, 153 at first base, and compiled a .319 batting average with 109 RBIs. On February 19, 1938, Alexander signed with the Chattanooga Lookouts of the Southern Association. He appeared in 140 games for Chattanooga, 137 at first base, and compiled a .309 batting average with 85 RBIs. Minor league player-manager In February 1939, Alexander, at age 36, was hired as player-manager for the Sanford Lookouts in the Florida State League. Alexander appeared in 98 games as a player, 96 as a first baseman, and compiled a .345 batting average with 80 RBIs and 14 stolen bases. He had the highest batting average on the Sanford team and led the team to a 98–35 record and a Florida State League championship. He then spent the 1940 season as a player-manager for the Thomasville Tourists in the Georgia-Florida League. He compiled a .388 batting average in 91 games and 330 at bats for Thomasville. In 1941, Alexander was hired as a player-manager for the Selma Cloverleafs of the Southeastern League. He compiled a career-high .438 batting average in 56 games, principally as a pinch-hitter, for the Cloverleafs. In 1942, he returned to the Greeneville Burley Cubs, the hometown team with which he began his career in 1923. He served as a player-manager for Greeneville during the 1942 season. In his final season as a player, Alexander compiled a .158 batting average in 19 at bats. During his minor league playing career, Alexander never hit under .300 until 1942, his final year as a professional baseball player. His minor league batting average was .334 with 2,145 hits and 1,171 RBIs. While serving as manager of the Greeneville club, he also