Note 55 — Chapter III · THE ALCHEMISTS[41] (A. BEFORE PARACELSUS)
Reading edition
“Basil Valentine”: The “Practica” (see The Hermetic Museum, vol. i. p. 313).
[56] Sir H. E. Roscoe, F.R.S., and C. Schorlemmer, F.R.S.: A Treatise on Chemistry, vol. i. (1905), p. 9.