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.
{{Information |Description={{en|The Baltimore and Ohio Railroad's system map, as of 1961}} |Source=''B&O System Time Tables'' published April 30, 1961, without any copyright notice. |Date=1961-04-30 (uploaded 2009-04-2