Oxford, Bodleian Library MS. Ashmole 358. II. 'Aurora Sapientiae. That is to saie the Daiebrak of Wisdom. Of the three principles and beginning of all in the mysterie of wisdome... IV. Tractatus de Auro potabili, et usibus Auri in medicina. V. 'Philiatros and Pyrosophilus; or Helmont disguised...'