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The pearle of practise, or practisers pearle, for phisicke and chirurgerie / Found out by I[ohn] H[ester] (a spagericke or distiller) amongst the learned observations and prooved practises of many expert men in both faculties. Since his death it is garnished and brought into some methode by a welwiller of his [James Fourestier]. Public Domain Mark. Source: Wellcome Collection.