Philadelphia Eagles center-linebacker Chuck Bednarik, inducted into the Pro Football Hall of Fame class of 1967, shown here circa 1960. (Photo by NFL/NFL)

Philadelphia Eagles center-linebacker Chuck Bednarik, inducted into the Pro Football Hall of Fame class of 1967, shown here circa 1960. (Photo by NFL/NFL)

Hall of Fame linebacker Chuck Bednarik (60) of the Philadelphia Eagles tackles running back Al Carmichael of the Green Bay Packers in a 20 to 17 Green Bay victory on 09/01/1958. ?Vernon Biever/NFL Photos (Photo by Vernon Biever/NFL)

Philadelphia Eagles center-linebacker Chuck Bednarik, inducted into the Pro Football Hall of Fame class of 1967, during a 19-14 loss to the New York Giants on November 18, 1962, at Yankee Stadium in Bronx, New York. (Photo by NFL/NFL)

Philadelphia Eagles center-linebacker Chuck Bednarik, inducted into the Pro Football Hall of Fame class of 1967, circa the early-1950s. (Photo by NFL/NFL)

Philadelphia Eagles center-linebacker Chuck Bednarik, inducted into the Pro Football Hall of Fame class of 1967, in 1961. (Photo by NFL/NFL)

Philadelphia Eagles center-linebacker Chuck Bednarik, inducted into the Pro Football Hall of Fame class of 1967, during a game in 1961. (Photo by NFL/NFL)

Green Bay Packers center Jim Ringo talks with Philadelphia Eagles center/linebacker Chuck Bednarik (60)--both members of the Pro Football Hall of Fame--before the NFL Championship Game, a 17-13 Eagles victory on December 26, 1960, at Franklin Field in Philadelphia, Pennsylvania. (Photo by Vernon Biever/NFL)