DE MORGAN, Augustus. 15112



Autograph Letter Signed, to A.Crectadey, referring to Santon’s work and Walter Scott, adding that there is an edition of his own Arithmetical Books from 1847. A good one page example, 7 x 4½ inches. 91 Adelaide Road, 28 November 1866. Augustus De Morgan (1806-71), mathematician and logician.