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.
American Labor Party political logo from a photograph of printed campaign literature, 1936 Printed in the USA without copyright between 1923 and 1978, public domain Digitized by Tim Davenport for Wikipedia, no copyright claimed {{PD-Pre1978}}
American Labor Party political logo from a photograph of printed campaign literature, 1936 Printed in the USA without copyright between 1923 and 1978, public domain Digitized by Tim Davenport for Wikipedia, no copyright claimed {{PD-Pre1978}}