1) Abbreviated linemen 2) Certain NFL linemen 3) College linemen near ctrs 4) Grid blockers 5) Grid linemen 6) Linemen next to ctrs 7) Qb protectors 8) Royal geographical society 9) Some linemenabbr 10) Some NFL blockers 11) Some NFL linemen 12) Some NFL linesmen 13) Some NFL offensive linemen 14) Some NFLers Found on https://www.crosswordclues.com/clue/rgs