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 (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.
Uploaded a work by photographer unknown; book written by David King Udall and Pearl Udall Nelson from David King Udall, "Arizona Pioneeer Mormon: David King Udall, His Story and His Family, 1851–1938" (Tuscon: Arizona Silhouettes, 1959), 247, https://archive.org/details/arizonapioneermo00udal/page/246 with UploadWizard