Natures explication and Helmont's vindication, or, A short and sure way to a long and sound life being a necessary and full apology for chymical medicaments, and a vindication of their excellency against those unworthy reproaches cast on the art and its professors ... by Galenists, usually called Methodists - Starkey, George 1627-1665 (Printed by E. Cotes for Thomas Alsop, 1657)
Reproduction of original in British Library. - Wing, S5280