[posted] Posted (#67017, Morgan) !

[Chuck Greif]

First notions of logic, by Augustus  De Morgan                         67017
  [Subtitle: (preparatory to the study of geometry)]
  [author: Augustus  De Morgan]
  [Link: https://www.gutenberg.org/6/7/0/1/67017]
  [Files: 67017-0.txt; 67017-h.htm]

Thanks to Richard Tonsing and the Online Distributed Proofreading Team at
https://www.pgdp.net (This file was produced from images generously made
available by The Internet Archive)

Regards,
Chuck