Seeking perfection? 49ers, Eagles face long odds
NFL Week 5 Power Rankings: San Francisco 49ers move to No. 1
NFL's last undefeated team standing: Eagles, Dolphins or 49ers?
49ers among betting favorites to be NFL's last undefeated team in
List of Last Undefeated NFL Teams by Year
NFL standings, Week 3: Where things stand in each division as we
NFL Power Rankings, Week 5: 49ers, Eagles stay on top
By the Numbers: Dolphins, Eagles, 49ers remain undefeated
How final undefeated NFL team has finished each season – NBC
Miami Dolphins News 12/6/22: Dolphins drop in AFC standings - The
NFL power rankings, Week 4: Did Dolphins just dislodge 49ers from
NFL power rankings Week 5: 49ers, Eagles only undefeated teams left
NFL's last undefeated team standing: Eagles, Dolphins or 49ers?