National Football League (NFL), History, Teams, & Facts
2003 NFL Record & Fact Book, 84th Season Official National Football League Book
List of Teams in the NFL (National Football League)
National Football League, American Football Wiki
Big Facts: Fifth meeting with both teams above .750
Baltimore Ravens, History, Facts, & Notable Players
G.O.A.T. Football Teams - Lerner Publishing Group
Average NFL career length
upload.wikimedia.org/wikipedia/en/thumb/1/16/Super
Washington Commanders, History, Notable Players, & Facts
Used Book in Good Condition
The Official NFL Record and Fact Book 2011 (OFFICIAL NATIONAL FOOTBALL LEAGUE RECORD AND FACT BOOK)