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.
Uploaded a work by First photo taken by Mac Owen, second photo taken by Ronald N. Johnson, both photos published by Audio-Visual Designs from These are old Chrome era postcards I purchased from ebay seller {{cite web| website=Loco Motive Hobbies| url=https://www.ebay.com/str/locomotivehobbies}} and these with UploadWizard