Dallas Cowboys - Wikipedia
Cowboys vs. 49ers playoffs: A long history between these two NFC rivals - Blogging The Boys
Philadelphia Eagles - Wikipedia
NFL Rivalries: What is the oldest rivalry in the NFL History?
3 Biggest Blowout Wins for the Eagles Over the Cowboys
Rivalry Renewed: Cowboys, Eagles Ready To Rumble
Dallas Cowboys - Wikipedia
This Might Finally Be the Cowboys' Year - Sports Illustrated
Dallas Cowboys - Wikipedia