The Pittsfield Red Sox was the name of an American minor league baseball franchise based in Pittsfield, Massachusetts, from 1965 through 1969, it was the Double-A Eastern League affiliate in the Boston Red Sox farm system and produced future Major League Baseball players such as Hall of Famer Carlton Fisk, nicknamed "Pudge" and "The Commander", is a retired Major League Baseball (MLB) catcher, and was the first player to be unanimously voted American League Rookie of the Year, in which year?