He retired from football in 1962.
He has an award named after him.
He played Center.
He rooted for the Patriots in Super Bowl XXXIX instead of the Eagles.
He is well-known for his constant rants on how bad football has gotten over the years.
He was ranked number 54 on The Sporting News' list of the 100 Greatest Football Players.
His nickname was Concrete Charlie.
He missed only three games in his 14 year career.
He was inducted into the College Football Hall of Fame in 1969.
He was in the Air Force.
He played for the Philadelphia Eagles.
He went to the University of Philadelphia.
He played professional football for 14 years.
He was a Linebaker.
He was a round one draft pick in 1949.
He was in eight Pro Bowls.
He was inducted into the NFL Hall of Fame in 1967.
His jersey number was 60.
As of 2007 his jersey number is one of seven to be retired by the Eagles.