The item has no copyright markings on it as can be seen in the links above. At lower right is Country of origin USA. At lower left is This lobby display leased to exhibitors by Tiffany.
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 from the 1929 film ''Border Romance''. |Source=[http://www.ebay.com/itm/Armida-Film-Debut-ORIGINAL-1929-Lobby-Card-Border-Romance-20s-Wedding-Dress-/351174147489?pt=LH_DefaultDomain_0&hash=item51c39c3da1&nma=true&s...