July 2, 1969, Reggie Jackson Oakland A’s slugger, hits three homers against the Seattle Pilots. It was Jackson’s eighth multi-homer game of the season, giving him 33 home runs in 71 games. He would finish the season with a career-high 47 homers.
All three of Jackson’s home runs are solo shots, 2 coming off Marty Pattin and the other off future teammate Diego Seguí and ERA champion. In Oakland’s 5-0 at Oakland-Alameda County Coliseum, where only 5,000 fans came to see this incredible feat.