NFL on ESPN - 50 years later, the 1972 Miami Dolphins remain the last team to go undefeated in the NFL 🍻
1972 Miami Dolphins: The inside story of the only perfect season in NFL history
1972 Miami Dolphins: The inside story of the only perfect season in NFL history
Tim Foley, Hubert Ginn, members of Miami Dolphins' unbeaten 1972 team, have died – Action News Jax
Every NFL Team's Biggest Rival, News, Scores, Highlights, Stats, and Rumors
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Why do the 1972 Miami Dolphins feel that they should be the only NFL team to finish undefeated? If a different team went undefeated, why can't the 72 Dolphins pass the torch?
Hall of Fame linebacker Nick Buoniconti, part of Dolphins' unbeaten 1972 squad, dies
1972 Miami Dolphins remain only undefeated team in NFL History - The Phinsider
The Dolphins and the 49ers are off to record-threatening offensive starts
Are the 1972 Dolphins The Only Undefeated NFL Team
Once in a Lifetime: John Carroll Is Marking 50 Years Since the School's Only State Championship - Over the Mountain Journal
The One Thing That Will Save the Billings Outlaws Football Team