Harmon Killebrew was the First to Clear Tiger Stadium's Left-Field Roof - Vintage Detroit Collection
June 3, 1967, Killebrew hits a 520-foot homer
The Washington Senators Move to Minnesota, November 26, 1960!
On this date in 1967, legendary @twins slugger Harmon Killebrew hit the longest home run in Metropolitan Stadium history - the stadium that…
June 3-4, 1967: Harmon Killebrew blasts two tape-measure home runs on consecutive days – Society for American Baseball Research
Killebrew on a stamp? Widow seeks to honor Twins great
Twins Hall of Famer Harmon Killebrew dead at 74 – Twin Cities
Harmon Killebrew hits his 573rd and final career home run - This Day In Baseball
June 3, 1967, Killebrew hits a 520-foot homer
Harmon Killebrew – The Twins Almanac