This work is in the public domain because it was published in Uruguay as anonymous or pseudonymous more than 70 years ago. Under uruguayan laws 9.739, 17.616 and its 2019 amendments: "In the anonymous and pseudonymous works, the term shall be seventy years after the work has been lawfully made available to the public, unless before the said period the author reveals his identity [...]" (details).
This work is in the public domain in Mexico for one of the following reasons:
Its author died before 1952 (Mexico had a term of 30 years after the author's death until 1982,[1] and no copyright term extension in 1982 or later restored copyright to expired works).
It is an artistic or literary work published before 1918 (Mexico had a term of 30 years since publication until 1948).[2]
It is a work of a Mexican government (federal, state, or municipal) and it was published before more than 100 years ago (before 1 January 1924).[3]
Anonymous works are considered in the public domain until the author or the owner of the rights are identified.[4]
Uploaded a work by {{Unknown|author}} from https://articulo.mercadolibre.com.uy/MLU-630284227-rodolfo-sandoval-uruguay-1970-la-manana-cr06b7-_JM#position=34&search_layout=stack&type=item&tracking_id=7b4dc8ca-ff7c-46b1-8c85-7365bb0923ff&gid=1&pid=1 with UploadWizard