The photo has no copyright marks on it as can be seen at links and original upload. At bottom right is Country of USA 3083 and This lobby display leased from Paramount Publix Corporation.
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=Lobby card for the 1931 film ''It Pays to Advertise''. |Source=[http://poster.scancollections.com/view.php?id=437712 source] |Date=[http://www.imdb.com/title/tt0022006/ 1931] |Author=Paramount |Permission=Pre-1978 no mark |ot...