First published in 1655 by the occultist and alchemist Thomas Vaughan, this work was reissued in 1896 by the Rosicrucian Society. Supplemented with detailed annotation by an anonymous member of the Society, the text offers valuable insights into the historiography of hermetic philosophy among Victorian esoteric societies.

The final treatise from the seventeenth-century occult philosopher Thomas Vaughan, reissued by the Rosicrucian Society in 1896.