• This American Sports Series Jim Thorpe FDC features a Jim Thorpe 20 cent stamp which was cancelled in the Shawnee, OK post office on the first day of issue, May 24, 1984. This cover is signed perfectly by 7 Hall of Famers.
• Jim Brown- Hall of Fame 1971
• Clarke Hinkle- Hall of Fame 1964 (Deceased 1988)
• Ray Flaherty- Hall of Fame 1976 (Deceased 1994)
• Andy Robustelli- Hall of Fame 1971 (Deceased 2011)
• Lou Groza- Hall of Fame 1974 (Deceased 2000)
• Chuck Bednarik- Hall of Fame 1967 (Deceased 2015)
• Sonny Jurgensen- Hall of Fame 1983
• certified by PSA and authenticity guaranteed by RSA