Asked and Answered: Dec. 16
Why is the NFL football called The Duke? - nj.com
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The USFL Tests Football Tech. The NFL Could Adopt It. - The New York Times
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It's not pigskin! How the NFL gets its footballs
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NFL to remind teams not to warm footballs
New NFL football with synthetic laces already drawing complaints from QBs - CBSSports.com
Tiffany & Co. Collabs With Wilson For A Tiffany Blue Super Bowl LVI Football – PRINT Magazine
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$100 Official NFL Football vs. $10 Walmart Knockoff (INSANE Experiment) - YouTube
What Is "The Duke"? History Of The NFL's Game Ball | Pro Football Network
The Duke NFL Football | Wilson Sporting Goods
Super Bowl History: Why Are Footballs Shaped Like That? | Time
NFL tweaks pregame football procedure in the rulebook after Deflategate - CBSSports.com
The Duke" Official NFL Football Game Ball (Personalized with Your Text)
NFL Football vs. CFL Football vs. NCAA College Football.. Which Is Better? (INSANE Experiment) - YouTube
Wilson NFL Limited Football | Academy
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Official NFL Flag Footballs
