DescriptionManuel Rosenberg portrait by Ignatz Sahula Dycke.jpg
English: Manuel Rosenberg's classmate at Chicago Art Institute, Ignatz Sahula Dyckemade, painted this portrait of him in 1937 - donated to the Columbia Rare Archive Library in 1973
Manuel Rosenberg's classmate at Chicago Art Institute, Ignatz Sahula Dyckemade, Czech-born artist and illustrator, painted this portrait of him in 1937 - donated to the Columbia Rare Archive Library in 1974
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.