by John Michael Greer, Chief Guardian of the Order of Spiritual Alchemy The Order of Spiritual Alchemy (OSA) as it now exists was founded in 1878 by American occult teacher William Robert Harrison III, who was its first Adept Master Alchemist. In its early days it taught only the material currently taught in the lowest ... Read more| Order of Spiritual Alchemy
Order of Spiritual Alchemy, an introduction| williamhunterduncan.substack.com
