1970's X Rating Screen by GrayLord791 on DeviantArt

Whatever Happened to the X Rating?

The History of The First X-Rated Movie - Rare

X 18+ - Wikidata

RetroNewsNow on X: 🎬On September 26, 1990, the Motion Picture Association of America replaced the 'X' rating with NC-17 (No Children Under 17 Admitted) / X

Watch Quentin Tarantino Fave The Street Fighter, The First Movie To Get an X -Rating for Violence (NSFW)

File:MPAA X RATING (block).svg - Wikipedia

MPAA X Rating Band (1968) [FTD-0199]

MOVIE 'SCARFACE' RECEIVES X RATING - The New York Times

Every Major Movie That Got Slapped With An X Rating

On this Day in Movie History, November 1, 1968: MPAA Film Rating System Becomes Effective – Michigan Movie Magazine