File:De Morgan Augustus.jpg
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 03:38, 12 July 2022 | 958 × 1,182 (185 KB) | Pbrks | monochrome, contrast | |
13:35, 27 January 2012 | 958 × 1,182 (411 KB) | Jbarta | better version from source | ||
03:22, 5 September 2008 | 269 × 323 (12 KB) | Astrochemist | {{Information |Description={{en|1=Picture of Augustus De Morgan, the mathematician}} |Source=''Memoir of Augustus De Morgan'' |Author=Sophia Elizabeth De Morgan |Date=1882 |Permission= |other_versions=See also [http://books.google.com/books?id=YiGJGOtbMHc |
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