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=Advertising flyer announcing concert by violinist '''Benjamin Steinberg''', then age 11, as "Little Ben"}} |date=February 22, 1927 |source=Collection of Barbara.steinberg. See also 50px [https://ticket.wikimedia.org/otrs/index.pl?Action=AgentTicketZoom&TicketNumber=2018071110009264 ticket #2018071110009264] |author=The Town Hall, New York City |permission=Public Doma...