ASTESANUS DE AST (fl. first half of 14th century). Summa de casibus conscientiae. Edited by Bartholomaeus de Bellatis and Gometius de Ulixbona. Venice: Leonardus Wild, for Nicolaus de Frankfordia, 28 April 1480.
Super-chancery 2° (303 x 204mm). Collation: Book V-end: aa-xx10 yy.. 1-910 108. 220 leaves (of 554, lacking the first 23 quires containing books I-IV). 56 lines and headline, double column. Type: 2/6:150G, 3:74G. First leaf illuminated with 7-line historiated initial in gold and colours with floral extension, coat-of-arms painted in lower margin, 3- to 7-line initial spaces, some with guide-letter. (Two small wormholes in first four quires, some light spotting, very light dampstain in final 2 quires.) Italian 18th-century gold-tooled vellum over thick pasteboard, ARMS OF POPE PIUS VI ON SIDES, spine gilt, lettered in second compartment. Provenance: a few early annotations -- Pope Pius VI (Giovanni Angelo Braschi, 1775-99, binding) -- Charles and Mary Lacaita of Selham, Sussex (bookplate) -- G.R. Nicolaus (bookplate and monogram label; 'Property of a Gentleman' (Nicolaus?), sale Sotheby's, 7 June 1944, lot 682, £38 to Maggs) -- William Foyle (bookplate, sale Christie's, 11 July 2000, lot 112).
Pope Pius VI revived the splendour of Leo X to Rome as a patron of public works, through his enlargement of the Vatican library, establishment of the papal graphic press, working with Cunego, Volpato, and Piranesi, and commencement of the building of the sacristy of St. Peter's. HC *1896; BMC V, 265 (IB. 20752); GW 2757; IGI 926; Goff A-1169.