84.3 Thomas AQUINAS. Secreta alchimię magnalia... Item Thesaurus alchimię secretissimus, quem dedit fratri suo Reinaldo. Accessit et Ioannis de Rupescissa Liber lucis, ac Raymundi Lullij... Clavicula et apertorium... Opera Danielis Brouchuisii... Cum pręfatione D. Ioannis Heurnij. Editio tertia. 8° Lugduni Batavorum: T. Basson 1602 Ferguson Wolfenbuttel Wisconsin [Illustrations:- Two woodcuts on recto and verso of leaf inserted between pages 56 and 57. 1. Recto 135x102mm. A cylindrical furnace. 2. Verso 135x102mm. Cutaway diagram of inside structure of the furnace.]