NFL 100: At No. 75, Paul Warfield made his mark in two cities and was 'as good as anybody' : r/nfl
#96: Mel Hein, The Top 100: NFL's Greatest Players (2010)
New York Giants History - Page 2 of 3 - Big Blue Interactive
Keys to a successful season for the Giants in 2020
NFL 100: At No. 24, Rams' Aaron Donald is 'everything that's right' — watching film with Sean McVay proves it : r/nfl
Football - Pro Football Hall of Fame Players/Coaches/Admin Autographs: Fabfranks Hall of Fame Autograph Set Set Image Gallery
Pro Football Journal: 1934 NFL MVP Retroactive
Mel Hein, Washington State, Offensive Line
BigBlueInteractive - New York Giants News and Discussion
NFL 100: At No. 84, Mel Hein, the Giants' 'absolutely outstanding' two-way menace - The Athletic
NFL 100: At No. 25, John Hannah was maybe NFL's best offensive lineman ever — 'He had no weaknesses' : r/nfl
Pro Football Hall of Fame