English: This poster was created by the New York City Transit Authority to inform passengers of the IRT West Side Line of the improved service that was set to arrive on February 6, 1959.
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|1=This poster was created by the New York City Transit Authority to inform passengers of the IRT West Side Line of the improved service that was set to arrive on February 6, 1959.}} |Source =The JoeKorNer |Au...