Robertson, J. M. 1856-1933. A short history of freethought ancient and modern; by John M. Robertson. - 2d ed. rewritten and greatly enlarged. - London, Watts, 1906. - 2 v. 23 cm. Bibliographical notes. LCCN: w 07000014 Subjects--Topical Terms: Free thought. LC Class. No.: BL2750 / .R7 1906