(38) 921 (1) p. Contemporary blind-stamped folding Vellum, 4° (Waterstain in the margins of the final 20 pages, lacks a small piece of vellum of the front cover. The first flyleaf is almost completely covered with old annotations with references to other books.) Firm and complete copy of the collected works of Wessel Gansfort, ca.1419-1489. [...]