Only four teams in NFL history have finished perfect regular seasons: the 2007 Patriots (16-0), 1972 Dolphins (14-0), 1942 Bears (11-0) and 1934 Bears (13-0).
Original article: https://www.reviewjournal.com/sports/sports-columns/todd-dewey/will-philadelphia-eagles-go-17-0-odds-are-against-it-2674003/