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2. Georgii Agricolae, De re metallica…, Froben, Basileae, 1556
3. G. Agricola, De re metallica… (translation by H.C. and L.H. Hover), Dover, New York, 1950
4. A.G. Debus, The Chemical Philosophy. Paracelsian Science and Medicine in the Sixteenth and Seventeenth Centuries, 2 vols., Science History Publications, New York, 1977
5. A.G. Debus, The English Paracelsians, Oldbourne, London, 1965