Harmon Killebrew, Twins' Hall of Fame Slugger, Dies at 74 - The New York Times
By The Numbers: The Forgotten Slugger - Harmon Killebrew - CBS New York
GEORGE MCQUILLAN 1916 Tango Eggs SGC 5 EX PITTSBURGH PIRATES Vintage Prewar
500 HR club ball signed by 11 members I inherited a couple years ago : r/ baseball
Harmon Killebrew by National Baseball Hall Of Fame Library
A Brief History of Minnesota Baseball - Mpls.St.Paul Magazine
1980s Baseball Archives - Baseball Egg
Harmon Killebrew – Society for American Baseball Research
Harmon Killebrew SportPics Archive