270.1 Jacques BESSON. De absoluta ratione extrahendi olea, et aquas e medicamentis simplicibus: accepta olim a quodam empirico, postea vero ab eodem Bessano locupletata, & rationibus experimentisque confirmata, liber. 8° Tiguri: apud Andream Gesnerum iuniorem 1559 Ferguson Nat Union Cat [Illustrations:- 1. p41 Woodcut 50x78mm. Furnace. 2. p15-18 Small woodcuts approximately 18x14mm. 8 small woodcuts in the text of crucible, flasks and distillation apparatus. 3. p22 Woodcut 50x67mm. Distillation from flask in round furnace, with condenser in barrel. 4. p32 Woodcut 35x30mm. Distillation apparatus.]