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 Du Pont from Steel 1947-03-10: Vol 120 Iss 10 https://archive.org/details/sim_industry-week_1947-03-10_120_10/page/n42/mode/1up with UploadWizard
File usage
The following pages on the English Wikipedia use this file (pages on other projects are not listed):