Description
Autograph Letter Signed, to “My dear Puckle” about the opinion on Puckle’s book expressed by Mathematical Tutors at Cambridge, commenting (with mathematical symbols) on his “analytical theory of conic sections”. 4 pp. 7 x 4 inches, in good condition. The Vicarage, Chesterton, Cambridge, 22 March 1868. William Walton of Trinity, Cambridge, author of On The Differential Calculus (Cambridge, 1846).