s.l., s.d. 17pp., onopengesneden, overdruk uit??, mooie staat, B32675
0. Brussels, L'Avenir, 1930, in-8°, 129 pp, sewn, orig. wrappers. (Off-print from Mémoires de l'Académie rayale de Médecine de Belgique). On the history of leprosy in Antwerp, with statistical data.
3. Anvers, Etabl. De Coker, 1931, in-8°, 25,5 x 17 cm, 102 pp, b/w ills., sewn, orig. wrappers. Bibliography of the medical imprints on pestilence edited in Antwerp.