This image is in the public domain in Spain because it is a simple photograph taken more than 25 years ago, ie. before January 1, 1999.
This image must include a template describing why it is public domain in the United States. Usually, this means it was published before 1929.
See Template:PD-Spain-photo/doc for more details. Use this template exclusively for simple photos and NOT for drawings or other pieces of 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.
Uploaded a work by {{Unknown|author}} from Published in {{cite web|url=http://www.estelnegre.org/documents/gonzalezmallada/gonzalezmallada07.jpg|title=Gran Acto de Afirmación Antifascista|language=Spanish|date=20 February 1938|location=New York|publisher=Solidaridad Internacional Antifascista}} File from {{cite web|url=http://www.estelnegre.org/documents/gonzalezmallada/gonzalezmallada.html|title=Avelino González Mallada (1894-1938)|language=Cata...