Researches on curves of the second order also on cones and spherical conics treated analytically, in which the tangencies of Apollonius are investigated, and general geometrical constructions deduced from analysis; also several of the geometrical conclusions of M. Chasles are analytically resolved, together with many properties entirely original - Hearn, George Whitehead 1812-1851 (Bell, 1846)
A digital reproduction made from a copy held by Cornel University is available from the Cornell University Library's Historical Mathematics Monographs Web site.