Who is the most underrated defensive lineman in NFL history? - Quora
Hall of Fame Quarterback Len Dawson, Super Bowl IV Champ, Dies at Age 87
Len Dawson, Who Took Kansas City to a Championship, Dies at 87 - The New York Times
How did they get there: The biggest underdogs in Super Bowl history
Regular Season Game 4 - Chiefs vs. Patriots (10-4-20) by Kansas City Chiefs - Issuu
How did they get there: The biggest underdogs in Super Bowl history
KC Chiefs legendary Hall of Fame quarterback Len Dawson, dies at age 87
Len Dawson, Hall of Fame Chiefs Quarterback, Dies at 87 – NBC 5 Dallas-Fort Worth
Super Bowl LVII - Chiefs vs. Eagles (2-12-23) by Kansas City Chiefs - Issuu