William Yworth

William Yworth aka William Yarworth aka Cleidophorus Mystagogus

Netherlands/ England @ 1650/1660 - 1710

Alchemy, patient medicine chemists, distillers of gin,



Isaac Newton; his son Theophrastus Yworth;




Introitus apertus ad artem distillationis; or the Whole Art of Distillation, 1692 & Chymicvs rationalis: or, The fundamental grounds of the chymical art rationally stated and demonstrated, by various examples in distillation, rectification, and exaltation of vinor spirits, tinctures, oyls, salts, powers, and oleosums … In all which the chymical doctrines are illustrated upon a new hypothesis or spagirick course, composed agreeable to practical philosophy, and the best authority of art, for mysteries treated of by Cartes, Starkey, Sulvius, Glauber, Helmont, Paracelsus, and others … In which is contained, a philosophical description of the astrum lunare microcosmicum, or phospheros …, 1692 & Trifertes Sagani Or Immortal Dissolvent - Being a Brief but Candid Discourse of the Matter and Manner of Preparing the Liquor Alkahest of Helmont, the great Hilech of Paracelsus, the Sal Circulatum Minus of Ludovicus de Comitibus: or Our Fiery Spirit of the Four Element & A philosophical epistle, discovering the unrevealed mystery of the three fires of the Sophi & Mercury's caducean rod: or, the great and wonderful office of the universal Mercury, or God's vicegerent, displayed, 1704 ; Chymicus Rationalis: Or the Fundamental Grounds of the Chymical Art;


Do you want to help build the Hermeneuticon wiki? Apply to become an editor, and help contribute your knowledge toward increasing the shared wisdom of this resource for the wider community.

Send an email to the librarian via