In America Football Is A Thanksgiving Tradition - Sports Talk Florida - N
Did The Lions Start Thanksgiving Games? - Big Blue View
The History of the NFL on Thanksgiving - Gang Green Nation
American football on Thanksgiving - Wikipedia
When was the first Thanksgiving NFL game?
The Winners and Losers From Thanksgiving Day Football - The Ringer
NFL Thanksgiving Games: History, traditions and best moments - ESPN
Why the Dallas Cowboys always play football on Thanksgiving
How the NFL Popularized Thanksgiving Day Football – Daily Hind News
NFL history: 100 people who shaped the league, pro football - Sports Illustrated