In 1975 Jack provided the NFL’s PRO! magazine with these views of Minnesota Vikings quarterback Fran Tarkenton on and off the field. Cover provided for context.

1975 – Frank Tarkenton, Businessman

1975 – Frank Tarkenton, Superquarterback

1975 – Pro! cover

Art by Jack KIRBY.

KLOBUCHAR, Jim. “The Quarterback as a Corporation.” Pro!, New York, USA: NFL Publications, 19 October 1975, pp 3B-7B

Wikipedia: Fran Tarkenton.