Collectanea chymica a collection of ten several treatises in chymistry, concerning the liquor alkahest, the mercury of philosophers, and other curiosities worthy the perusal
Philalethes, Eirenaeus. Secret of the immortal liquor called Alkahest. Latin and English., Helmont, Jean Baptiste van, 1577-1644. Praecipiolum., Anthony, Francis, 1550-1623. Aurum-potabile., Bernard, of Trevisan. De lapide philosophorum. English., Ripley, George, d. 1490? Bosome-book., Bacon, Roger, 1214?-1294. Speculum alchemiae. English., Starkey, George, 1627-1665. Admirable efficacy and almost incredible virtue of true oyl., Plat, Hugh, Sir, 1552-1611? Sundry new and artificial remedies against famine., H. V. D. Tomb of Semiramis hermetically sealed.

The Creation of our Basis.

Then take out all the Feces which remai∣neth in the Retort, and are blackish like unto Soot, which Feces are called our Dra∣gon, of which feces Calcyne one pound or more at your pleasure in a fervent hot Fire Page  104 in a Potters or Glass-makers Furnace, or in a Furnace of vente (or a Wind Furnace) until it become a white Calx, as white as Snow, which white Calx keep well, and clean by it self, for it is called the Basis and Foundation of the Work, and it is now called Mars, and our white fixed Earth or ferrum Philosophorum.