June 3, 1967, Killebrew hits a 520-foot homer

The 1967 AL Pennant Race - Part 10 - Killebrew goes deep, REAL DEEP!

Hall of Famer Harmon Killebrew, 74, dies of cancer - The San Diego Union-Tribune

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Harmon Killebrew 503 foot homerun the longest home run ever hit in Metropolitan Stadium - This Day In Baseball

Diamonds in the dust

June 3, 1967, Killebrew hits a 520-foot homer

KC Royals: Historical roster of greats who briefly played in Kansas City

Harmon Killebrew Homer Tribute Chair - Attractions - Baseball Life

Harmon Killebrew

The 1967 AL Pennant Race - Part 10 - Killebrew goes deep, REAL DEEP!

A look back at Harmon Killebrew - Royals Review

The 1967 AL Pennant Race - Part 10 - Killebrew goes deep, REAL DEEP!