This work is in the public domain because according to the Czechoslovak copyright law of 25 March 1965, section 33(3), all works come into the public domain fifty years after the death of the author, except published photographs which come into the public domain ten years after the death of the author.
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 (Czechia or Slovakia) on the URAA date (January 1, 1996 for most countries).
To uploader: Please provide where and when the image was first published.
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