Image of the Ambassador Hotel lobby from a postcard. This appears to be from the 1920s or 19303 by the decor.
تاریخ
حوالی ۱۹۲۰
date QS:P,+1920-00-00T00:00:00Z/9,P1480,Q5727902
s-1930s by decor. back of card says a one cent stamp is needed or a five cent one for US airmail. Non airmail rates for postcards ended in 1952. Airmail postage ended in in 1977 as by this time, most domestic mail was moving by air anyway.
This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public art. 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.