File:X MPAA.png - Wikipedia

Adult rating, Rating System Wiki

A History of the X and NC-17 Ratings – The Hollywood Reporter

getTV - The movie ratings system began 51 years ago today — Nov 1, 1968. The first ratings were: G — General Audiences M — Mature (became PG) R — Restricted X —

The X-Rated Girl & Others Lot (Film Ventures International, 1979), Lot #51399

The Best X-Rated and NC-17-Rated Movies in History

Which is worse, rated R or MA? - Quora

Best Buy: X-Rated [DVD] [2015]

X Rating Vector Images (over 1,800)

DESADE RATED X Film By Peter Coukis : Peter Coukis : Free Download, Borrow, and Streaming : Internet Archive

Where to watch X and the horror movie's age rating