The
Sceptical Chymist:
OR

Chymico-physical
Doubts & Paradoxes,
Touching the
Experiments
Whereby
Vulgar Spagyrists
Are wont to Endeavour to Evince their
Salt, Sulphur
And
Mercury,
To Be
The True Principles of Things.

Utinam jam tenerentur omnia, & inoperta ac confessa
Veritas esset! Nihil ex Decretis mutaremus. Nunc
Veritatem cum eis qui docent, qu?rimus. Sen.
London,

Printed for J. Crooke, and are to be sold at the
Ship in St. Pauls Church-Yard. 1661.