x. Paris, 1960, small in-4°, stapled, original stif wrapper, 16 pp, b/w ills. First exhibition of abstract art organised by the XXe Siècle gallery.
0. Paris, 1962, small in-4°, stapled, original stif wrapper, 16 pp, b/w ills. Second exhibition of abstract sculpture organised by the XXe Siècle gallery. (Same organization as the publishers of the art periodical by Gualtieri di San Lazzaro)..