Sceptical Chymist, or Chymico-Physical Doubts and Paradoxes, Touching the Experiments Whereby Vulgar Spagirists Are Wont to Endeavour to Evince Their Salt, Sulphur and Mercury, to Be the True Principles of Things

To Which in This Edition Are Subjoyn'd Divers Experiments and Notes About Producibleness of Chymical Principles