The item has no copyright marks as can be seen in the link. At bottom left is the Minerr Litho Company logo and lithographed in USA--they printed the poster. At lower right is This paper leased to the exhibitor by United Artists Corporation.
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.
{{Non-free_use_rationale_poster
| Article = Reaching for the Moon (film)
| Use = Infobox
<!-- ADDITIONAL INFORMATION -->
| Name = Reaching for the Moon
| Distributor =
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