Johnny Grier, NFL's first Black referee, dies at 74 – Football Zebras
Johnny Grier, NFL's First Black Referee, Passes Away
List of people from Illinois - Wikiwand
List of people from Illinois - Wikipedia
Johnny Grier, first Black referee in the NFL, dies at 74 - The Washington Post
Johnny Grier, NFL's first Black referee, dead at 74, Trending
PFHOF19. Pro Football Hall of Fame 2121 George Halas Drive NW, Canton, OH ProFootballHOF.com - PDF Free Download
Johnny Grier, the NFL's First Black Referee
List of people from Illinois - Wikipedia
Johnny Grier, NFL's first Black referee, dies at 74 – Football Zebras