In Memoriam: Those we lost in 2022
2022 Northwestern State Football Media Guide by Northwestern State Sports Information - Issuu
1979 Pittsburgh Steelers regular season
August - Kansas City Sports & Fitness Magazine
Pittsburgh Steelers' Super Bowl champion running back Sidney Thornton dies
Former Steelers running back Sidney Thornton dies at 68
2017 Record and Fact Book (8.7.17), PDF, Los Angeles Rams
Dane Brugler Waiting For Next Year
Sidney Thornton: Steelers Mourn Death of Former Running Back - Sports Illustrated
returnees - College Football Dvds-Media Guides Project
The best sports moments of 2014 - Sports Illustrated
2017 WVU Football Record Book Supplement by Joe Swan - Issuu
2014 Northwestern State Football Media Guide by Northwestern State Athletics - Issuu
Sports Cumberland Daily Voice
Former Steelers Running Back Sidney Thornton Dies at Age 68