Conic Sections : Treated Geometrically and, George Bell and Sons Educational Catalogue / Besant, W. H. (William Henry) Conic Sections Besant, W. H. (William Henry), 1828-1917. 513.22 BEC Title from content provider. London : Bell & Daldy, c1869. c1869. uuuu Text viii, 253 p. : |||