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MPAA Rating Bumper Rated X Remake (1970-1971) by TheAnthonyCorp on DeviantArt

cinema history - Why would a movie that appears pornographic via it's rating (X) receive an Academy Award? - Movies & TV Stack Exchange

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1970's X Rating Screen by GrayLord791 on DeviantArt

RetroNewsNow on X: 🎬In November 1968, the Motion Picture Association of America's film rating system was officially introduced with the ratings G, M, R and X / X

getTV - The movie ratings system began 52 years ago today — Nov 1, 1968. The first ratings were: G — General Audiences M — Mature (became PG) R — Restricted X —

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