Frederick Leigh Gardner (1857 1930) was a well-known British occultist who belonged to societies including the Hermetic Order of the Golden Dawn, the Freemasons, the Societas Rosicruciana in Anglia and the Theosophical Society. Born to spiritualist parents, Gardner worked as a stockbroker and later became an antiquarian bookseller. He planned a detailed catalogue of books on the occult sciences to cover Rosicrucian, astrological, Masonic and alchemical writings. Volume 4 was never published; the others were printed privately between 1903 and 1912 in runs of 300 copies each, and reprinted in...