Five treatises of the philosophers stone. Two of Alphonso King of Portugall, as it was written with his own hand, and taken out of his closset: translated out of the Portugez into English. : One of John Sawtre a Monke, translated into English. Another written by Florianus Raudorff, a German philosopher, and translated out of the same language, into English. Also a treatise of the names of the philosophers stone, by William Gratacolle, translated into English. To which is added the Smaragdine Table. /