English: Photograph of president Raymond Culver wearing graduation regalia at Shimer College c. 1936-1937, from the 1938 yearbook of Shimer College, which was dedicated to his memory.
Published in the school's 1942 yearbook, which does not contain a copyright notice. Additionally in the public domain due to the terms of dedication of the Shimer College Collection (which includes a copy of this yearbook) to NIU in 1979, which vested literary rights in the collection in the public.
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.
{{Information |Description ={{en|1=Photograph of president Raymond Culver wearing graduation regalia at Shimer College c. 1936-1937, from the 1938 yearbook of Shimer College, which was dedicated to his memory. Now a liberal arts college in Chi...