The life and death of Chuck Hughes
Eagles' Football (1966-75): November 2016
2021 SEMO Football Media Guide by Southeast Missouri Redhawks - Issuu
The life and death of Chuck Hughes
Dick Butkus recalls Chuck Hughes' death on the NFL field in 1971 – NBC Sports Chicago
ClevelandBrowns.com - NFL.com
2014 SMU Football Factbook by SMU Athletics - Issuu
Remembering the legacy of Chuck Hughes, the only NFL player to die on-field due to a heart attack
Chuck Hughes: NFL Finished Game After Player Died in 1971
Chuck Hughes' death on field 50 years ago was an NFL tragedy
Eagles' Football (1966-75): December 2016
The life and death of Chuck Hughes
The life and death of Chuck Hughes