- Formal Logic; Or, the Calculus of Inference, Necessary and Probable (Classic Reprint) by Augustus de Morgan, 2010-10-09
- On the difficulty of correct description of books by Augustus De Morgan, 1902-01-01
- Memoir of Augustus De Morgan by Sophia Elizabeth 1809-1892 De Morgan, 2010-08-29
- Memoir of Augustus De Morgan by Sophia Elizabeth De Morgan, 2009-12-20
- Memoir of Augustus De Morgan: By His Wife Sophia Elizabeth De Morgan. With Selections from His Letters by Sophia Elizabeth (Frend) De Morgan, 2005-11-30
- Threescore Years and Ten: Reminiscences of the Late Sophia Elizabeth De Morgan : To Which Are Added Letters to and from Her Husband, the Late Augustus De Morgan, and Others by Sophia Elizabeth De Morgan, Mary A. De Morgan, 2010-03-10
- An Explanation of the Gnomonic Projection of the Sphere: And of Such Points of Astronomy As Are Most Necessary in the Use of Astronomical Maps: Being a ... Maps of the Stars; As Also of the Six by Augustus De Morgan, 2010-02-23
- An Explanation of the Gnomonic Projection of the Sphere; And of Such Points of Astronomy as Are Most Necessary in the Use of Astronomical Maps by Augustus De Morgan, 2010-01-03
- Formal Logic (1847). by Augustus De (A. E. Taylor; Editor) Morgan, 1925
- Formal Logic: Or, The Calculus of Inference, Necessary and Probable by Augustus De Morgan, 2002-08-16
- An Essay on Probabilities, and on Their Application to Life Contingencies and Insurance Offices by Augustus De Morgan, 2002-09-23
- DE MORGAN, AUGUSTUS(18061871): An entry from Gale's <i>Encyclopedia of Philosophy</i> by P. Heath, 2006
- Arithmetical Books from the Invention of Printing to the Present Time by Augustus De Morgan, 2009-08-06
- Elements of Algebra: Preliminary to the Differential Calculus and Fit for the Higher Classes of Schools in which the Principles of Arithmetic are Taught by Augustus De Morgan, 2005-11-30
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