13 NFL teams that nearly had unbeaten regular seasons
Eagles are the only remaining undefeated team in the NFL - Bleeding Green Nation
About the Book The inside story of the only undefeated team in NFL history, the 1972 Miami Dolphins--by the Hall of Fame quarterback who led it to
Perfection - by Bob Griese & Dave Hyde (Hardcover)
1972 Miami Dolphins the only team in NFL history to go undefeated for the season layoffs. Super Bow…
Steelers' Perfect Season Comes to an End With Loss to Washington - The New York Times
Eagles are the only remaining undefeated team in the NFL - Bleeding Green Nation
The definitive chronicle of the 1972 Miami Dolphins, the only undefeated team in NFL history. They had something to prove after losing the previous
SEVENTEEN AND OH: Miami, 1972, and the NFL's Only Perfect Season
Rating the Rams: Midseason review of the only undefeated team in the NFL – Orange County Register
Ravens Tie NFL Record With 12 Pro Bowlers
Eagles are the only remaining undefeated team in the NFC - Bleeding Green Nation
How final undefeated NFL team has finished each season – NBC Sports Philadelphia
1972 Miami Dolphins' 50-year anniversary: Five interesting facts about the NFL's only perfect season
1972 Miami Dolphins season - Wikipedia
Eagles stand strong as only undefeated team in NFL
Book Synopsis The definitive chronicle of the 1972 Miami Dolphins, the only undefeated team in NFL history--from award-winning literary sportswriter
Seventeen and Oh - by Marshall Jon Fisher (Paperback)