This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: Removed halftone from the photos. Removed various small defects. Deskewed and cropped. Re-filled solid-color areas. Reduced the amount of JPEG artifacts. Adjusted levels.. The original can be viewed here: Deep throat PD poster.jpg: . Modifications made by Quibik.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.