La Logique Deductive dans sa Derniere Phase de Developpement.
Paris: Gauthier-Villars, 1912. Avec une preface de Giuseppe Peano. Illustrated with 14 diagrams. 106 pages. Tall thin 8vo, original brown printed wrappers, uncut edges (wrappers are somewhat worn and darkened at edges; one corner chipped; neatly inked name on blank flyleaf. Paris: Gauthier-Villars, 1812. First edition. Very good. More