Notions de Logique Formelle.
Louvain: Editions Beatrice-Nauwelaerts, 1965. 302 pages. 8vo, original printed wrappers with glassine cover. Louvain: Publications Universitaires de Louvain & Paris: Editions Beatrice-Nauwelaerts, 1965. First edition. Neatly inked signature on half title page, otherwise a fine copy. Cours Publie par l'Institut Superieur de Philosophie. More