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File:EAI PACE 231R Brochure (1958).pdf

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EAI PACE 231R analog computer system. 1958.


Public domain This work is in the public domain because it was published in the United States between 1923 and 1977 and without a copyright notice. Unless its author has been dead for several years, it is copyrighted in jurisdictions that do not apply the rule of the shorter term for US works, 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. See this page for further explanation.

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current11:38, 20 December 2015Thumbnail for version as of 11:38, 20 December 20151,271 × 1,641, 4 pages (5.67 MB)BCD (talk | contribs)EAI {{eai|PACE 231R}} analog computer system. 1958.
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