English: Poster for the 1941 film Sunset in Wyoming. At lower left is Country of origin USA. At lower right is Morgan Litho Comp., Cleveland, O.--they printed the poster--and some numbers which seem to relate to the print job for the poster.
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.