Lewis, Clarence Irving & Cooper Harold Langford.
Title SYMBOLIC LOGIC.
Binding Hard Cover
Publisher Dover Publications [New York]. No date. (1932, 1959).
Seller ID 50-0242
Unabridged and Corrected 2nd edition. 518pp. + 16pp. advertisements. sm8vo. Red cloth with black-lettered spine. 'Peter Smith' at bottom of spine indicating that this was bound for the library trade by arrangement with Dover. This is the corrected & unabridged 2nd edition containing the addition of Appendix III by Lewis, 'Final Note on System S2' (dated January 5, 1959). Lewis favored S2 as the correct system of Strict Implication among his 5 modal systems. Also included is a laid-in reprint of the one page 'Note Concerning Many-Valued Logic Systems' by Lewis, which appeared in the June 22, 1933 Journal of Philosophy. Spine faded, the front pastedown endpaper has several small scars suggesting the removal of a library envelop & label, top edge dusty o/w Very Good, i.e. signs of careful use with no significant defects.