Aurora consurgens : a document attributed to Thomas Aquinas on the problem of opposites in alchemy. / Edited, with a commentary, by Marie-Louise von Franz. A companion work to C.G. Jung's Mysterium coniunctionis. Translated by R.F.C. Hull and A.S.B. Glover
"Originally published [1957] as part 3 of Mysterium coniunctionis by C.G. Jung, this volume contains a rare medieval alchemical treatise, reputed to be the last work of St. Thomas Aquinas, which was rediscovered by Dr. Jung in the course of his researches."--Dust jacket. Introd. and commentary in English; text in English and Latin.