1453 Jakob Le MORT. Chymia medico-physica, rationibus et experimentis instructa. Brevi et facili via, Processus Spagyricos rite et Artificiose ad finem perducendi, normam exhibens. Cui annexa est, Metallurgia contracta, Succintam Metallorum tractationem demonstrans. 8° Lugduni Batavorum, Apud Petrum vander Aa 1684 Ferguson [Illustrations:- 1. Folding sheet inserted after p32. Engraving. 138x165mm. Diagrams of furnaces and apparatus for distilling strong acids. 2. Folding sheet inserted before p35. Engraving. 138x165mm. Various still heads and retorts made of metal (tin and lead) for distilling strong acids, (aqua fortis).]