The hit that started the Eagles-Cowboys rivalry
The Philly-Dallas Rivalry: Why do the Eagles hate the Cowboys? - - Eagles News Blog
Dallas Cowboys - Wikipedia
Philadelphia Eagles - Wikipedia
Why is there a rivalry between the Philadelphia Eagles and the Dallas Cowboys? - Quora
Eagles–Giants rivalry - Wikipedia
Dallas Cowboys - Wikipedia
NFC East Rivalry History, Eagles vs Cowboys, and More, Philadelphia Eagles
NFC East Rivalry History, Eagles vs Cowboys, and More, Philadelphia Eagles
HISTORY: The Dallas Cowboys – Philadelphia Eagles rivalry
Cowboys-Eagles rivalry, American Football Wiki
Cowboys vs Giants is a long-time rivalry with some uniquely shared coaches - Blogging The Boys
Eagles-Cowboys preview: With NFC East division lead on the line, will Philadelphia extend Dallas' losing streak?