History Made: Mississippi's first all-female officiating crew takes the field - By Torsheta Jackson - Mississippi Scoreboard
Ask Farmer: Why do NFL referees have numbers? - Los Angeles Times
NFL makes history with all-Black officiating crew for Monday night football
SEC to experiment with 8 football officials, but what's right number? - CBSSports.com
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Fans spot bizarre detail on referee's shirt during England's World Cup opener - did you? | The US Sun
What do the letters stand for on the back of football referees' shirts? - Quora
Official (gridiron football) - Wikipedia
Why Football Referees Have Letters & Numbers – vIQtory Sports
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9 USFL officials selected to work in NFL for upcoming 2023 season | FOX Sports
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Officials' Responsibilities & Positions | NFL Football Operations
Youth Football Officials Association Referee Agreement - Referee Letters In Football | US Legal Forms
What do the letters stand for on the back of football referees' shirts? - Quora
Referees at Monday Chiefs game as bad as Biden appointees | The Kansas City Star
Off-season is underway for NFL's part-time game officials, as league considers some full-time changes - cleveland.com
What do the letters stand for on the back of football referees' shirts? - Quora
First Black woman to referee Big Ten football also has full-time job in financial services | The Gazette
