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Published works by unknown authors. Seventy years have passed since 1 January of the year following the year in which the work was first disclosed: Article 31(3). (If the author becomes known during this time, the preceding paragraph applies.)
Unpublished works by unknown authors. Seventy years have passed since the date when the work was created, and 25 years have passed since 1 January of the year following the year in which the work was legally disclosed by a person other than the author: Articles 31(7) and 32.
Official works. It is a provision of law, some other legal instrument of state administration, a judicial or authority decision, an authority or other official announcement or document, or a standard or other like provision made obligatory by a legislative act: Article 1(4).
Facts and daily news. It consists of facts or daily news that serves as a basis for press information: Article 1(5).
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You must also include a United States public domain tag to indicate why this work is in the public domain in the United States. Câteva ţări au o durată a protecţiei dreptului de autor mai mare de 70 de ani: Mexic are 100 de ani, Jamaica are 95 de ani, Columbia are 80 de ani, iar Guatemala şi Samoa au 75 de ani. Acest fişier s-ar putea să nu fie în domeniul public în acele ţări, care pe deasupra nu ţin cont nici de regula celei mai scurte durate.
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This work is in the public domain in the United States because it meets three requirements:
it was first published outside the United States (and not published in the U.S. within 30 days),
it was first published before 1 March 1989 without copyright notice or before 1964 without copyright renewal or before the source country established copyright relations with the United States,
it was in the public domain in its home country on the URAA date (January 1, 1996 for most countries).
For background information, see the explanations on Non-U.S. copyrights. Note: This tag should not be used for sound recordings.
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Uploaded a work by {{unknown|author}} from Wulff, Olaf; Az Osztrák-magyar Dunai Hajóhad a Világháborúban 1914-1918.; Madách Könyvkiadó; Budapest; 1936 with UploadWizard
Acest fișier conține informații suplimentare, introduse probabil de aparatul fotografic digital sau scannerul care l-a generat. Dacă fișierul a fost modificat între timp, este posibil ca unele detalii să nu mai fie valabile.
