The Nerf Football Has Been Inspiring Backyard Championships Since 1972, Innovation
Ball (gridiron football) - Wikipedia
Minnesota Vikings All Time Leading Scorer and Inventor of Nerf Football Fred Cox Died at Age 80 - Articles - Wizard of Vegas
Anyone familiar with Fred Cox? : r/minnesotavikings
Fred Cox, Ex-Minnesota Viking and Creator of Nerf Football, Dies at 80
Legendary Vikings kicker Fred Cox dies at 80
McNiff's Riffs: Carlson gone, but Vikings still far from 'special' so far
Kickin' it with Fred Cox, NERF football inventor
Fred Cox, former Vikings kicker, 80, has died, News
Vikings legend Fred Cox dies at 80: 'Nobody's going to live more than I did,' he had said