Baseball History · On This Day On This Day: June 10 Posted on June 10, 2019 by Baseballia 1974 During a 12-0 win over the Astros, Phillies third baseman Mike Schmidt hits a ball off the public address speaker hanging from the Astrodome roof, 117 feet up and 300 feet from the plate. Alas, Schmidt must settle for a loud and large single.