Game Recap: Cowboys fall to Cardinals, 28-16
File:Sherrill Headrick 1960.jpg - Wikipedia
Kansas City Chiefs - History
1960 Boston Patriots season - Wikipedia
1960 7-Eleven Dallas Texans Football - Trading Card Database
How the 1952 Dallas Texans became NFL laughingstock but pulled off Thanksgiving miracle against Chicago Bears - ESPN
Kansas City - HELMET HISTORY
1960: Inaugural season began with hope and theft, ended in despair for Dallas ✭ Inside The Star
Houston Texans - Wikipedia
Cowboys defense tightens, but no saving offense in 23-9 loss to Eagles
RECAP: Cowboys 27, Texans 23 - Texans Blow Golden Opportunity for Second Win of Season - Battle Red Blog