Collectanea chymica a collection of ten several treatises in chymistry, concerning the liquor alkahest, the mercury of philosophers, and other curiosities worthy the perusal / written by Eir. Philaletha, Anonymous, Joh. Bapt. Van-Helmont, Dr. Fr. Antonie ... [et al.].

The Admirable EFFICACY, And almost incredible Virtue of true Oyl, which is made of SULPHUR-VIVE, Set on fire, and called commonly Oyl of Sulphur per Campanam,

To distinguish it from that Rascally Sophisticate Oyl of SVLPHVR, which instead of this true Oyl, is unfaithfully prepared, and sold by Druggists and Apo∣thecaries, to the dishonour of Art, and unspeakable damage of their deluded Pa∣tients.

Faithfully collected out of the Writings of the most acute Philosopher, and unparalell'd Doctor of this last Age, Iohn Baptist Van-Helmont, of a noble Extraction in Belgia, and confirmed by the Experience of.

George Starkey, who is a Philosopher by the Fire.

London, Printed for William Cooper at the Pelican in Little Britain. 1683.