File:Vladimir Ipatieff 1943.jpg

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Description 1943 Vintage Photo chemist Vladimir Ipatieff discovers alternative fuel mixtures
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Author Unknown (ACME)
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This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public 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.

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Date/TimeThumbnailDimensionsUserComment
current08:02, 13 September 2018Thumbnail for version as of 08:02, 13 September 20181,070 × 1,372 (400 KB)Materialscientist (talk | contribs)crop
08:00, 13 September 2018Thumbnail for version as of 08:00, 13 September 20181,236 × 1,600 (286 KB)Materialscientist (talk | contribs)front
07:59, 13 September 2018Thumbnail for version as of 07:59, 13 September 20181,600 × 1,217 (183 KB)Materialscientist (talk | contribs){{Information |description=1943 Vintage Photo chemist Vladimir Ipatieff discovers alternative fuel mixtures |date=1943 |source=[https://www.ebay.com/itm/1943-Vintage-Photo-chemist-Vladimir-Ipatieff-discovers-alternative-fuel-mixtures/202410411703] |author=Unknown (ACME) |permission={{PD-US-no notice}} |other versions= }} Category:Vladimir Ipatieff

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