Builders of the Adytum

The Builders of the Adytum (Latin: adytum, from Greek ἄδυτον, "innermost sanctuary", "Holy of Holies"; sometimes translated as Sanctuary Builders) is a California-based non-profit religious organisation, founded by Paul Foster Case, a former member of the Hermetic Order of the Golden Dawn, in 1922 at New York as the School of Eternal Wisdom, becoming the B.O.T.A. in 1938.