Description1946 Ercoupe Advertisement in Skyways.jpg
Also in 1946 ERCO placed this full page ad on Page 83 in the February issue of Skyways magazine (a competitor of Flying which billed itself as "The Magazine of Aircraft, Air Travel, Air Power").
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.