"2. Bologna, Gregotti, in-4°, 120 pp, with a summary in German and French. Text in English. AVAILABLE; issue number 43 (year XIII) (1991) 2 (June), titled; PATENT AND DESIGN."
Milano, Bologna, CIPIA, Number 18 (Anno VI, giugno 1984), in-4°, 113 pp + publicity, colored and b/w ills., sewn, orig. wrapper (top of spine slightly damaged). Special issue of this Italian design periodical on the design of Vehicles 1909-1947. With articles on the Italian aircraft designer Gianni Caproni, A. Marchetti, the car designer Mario Revelli de Beamont and others...with english summaries.