BENJAMIN FRANKLIN SIGNED BOOK. CATO MAJOR OR A TREATISE ON OLD AGE BY M. TULLIUS CICERO, 4th edition, Glasgow, reprinted by R. Uris, 1758. With signature "B. Franklin" on page A3 after Introduction. The fourth edition of Franklin's first publication, Cicero translated by his friend, James Logan. Brown calf, front cover off. Estimate $800-1,200