This volume, first published in 1888, contains the philosophical demonstration of the true principles of the magnum opus, or great work of alchemical re-construction.
F. Homer Curtiss, Harriette Augusta Curtiss, Manly P. Hall, A. E. Thierens, Papus, S. L. MacGregor Mathers, Arthur Edward Waite, Eliphaz Levi, P. D. Ouspensky & P. R. S. Foli