1972 Miami Dolphins' 50-year anniversary: Five interesting facts about the NFL's only perfect season
People are only just realizing Miami Dolphins weren't the first NFL team to go through season undefeated
1972 Miami Dolphins Bobblehead Dolls (LIMITED EDITION) - Miami Dolphins
UNDEFEATED: Freeman, Mike: 9780062009838: : Books
1972 Miami Dolphins: Game-by-game run of the perfect season
Miami Dolphins - On This Day, the 1972 Dolphins won the closest game in our undefeated season defeating the Bills, 24-23.
1972 Miami Dolphins season - Wikipedia
Legendary Don Shula, coach of undefeated 1972 Miami Dolphins, turns 85
50-years ago: Dolphins beat Steelers to clinch return trip to Super Bowl
Perfection: The Inside Story of the 1972 Miami Dolphins' Perfect Season: Griese, Bob, Hyde, Dave: 9781118218099: : Books
Ex-Dolphins star safety Jake Scott, the Perfect Season's Super Bowl MVP, dies at 75
1972 Miami Dolphins season - Wikipedia