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Original file ‎(1,077 × 1,560 pixels, file size: 306 KB, MIME type: application/pdf, 3 pages)

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Description Unsichtbare, photographisch wirksame Strahlen. In: Photographische Rundschau 28 (Okt. 1900) S. 189-191
Date
Source Google Books-USA*
Author Otto Walkhoff

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 Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Jamaica has 95 years, Colombia has 80 years, and Guatemala and Samoa have 75 years. This image may not be in the public domain in these countries, which moreover do not implement the rule of the shorter term. Honduras has a general copyright term of 75 years, but it does implement the rule of the shorter term. Copyright may extend on works created by French who died for France in World War II (more information), Russians who served in the Eastern Front of World War II (known as the Great Patriotic War in Russia) and posthumously rehabilitated victims of Soviet repressions (more information).
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Date/TimeThumbnailDimensionsUserComment
current18:02, 26 October 2009Thumbnail for version as of 18:02, 26 October 20091,077 × 1,560, 3 pages (306 KB)Paulis{{Information |Description=Unsichtbare, photographisch wirksame Strahlen. In: Photographische Rundschau 28 (Okt. 1900) S. 189-191 |Source={{GBS|XcwEAAAAYAAJ|US}} |Date=1900 |Author=Otto Walkhoff |Perm

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