WILLIS (Th.). Opera omnia. Geneva, Tournes, 1676-77. 7 parts in a large volume in-4, brown marbled calf, red edges (contemporary binding) 16 ff, 254 pp, 8 ff, 176 pp, 14 plates h-t, 21 pp, 1 plate h-t (for de Ratione motus), 8 ff, 214 pp, 2 ff, 63 (1) pp, 2 ff. and 2 plates, 13 ff, 333 (1) pp, 5 ff. - 7 ff. 204 pp. 2 ff. 16 pp. 266 pp. 3 ff. The Works announced on the first title are the first five parts of the collection, each with its own title and pagination: Diatribae duae medico-philosophicae...; Cerebri anatome... De ratione motus musculorum... ; Pathologiae cerebri & nervosi... ; De anima brutorum ; Pharmaceutice rationalis (in two parts). Copy complete with the portrait and the second part of Pharmaceutice rationalis dated 1677, which is missing from Krivatsy and others. Some light wetness, 1 introductory f. with paper missing from one corner, top cover missing, scuffing to one board and split spine. Krivatsy 12998.