Four mystery plays
By: by Rudolf Steiner, tr. and ed. with the author's permission by H. Collison ... S.M.K. Gandell ... and R.T. Gladstone.
Contributors: Collison, Harry.; Gandell, Shiley Mark Kerr, b. 1866.; Gladstone, Robert Theodore.
Publisher: G.P. Putnam's Sons
Published: 1920
Place of publication: New York; London
Table of contents: title: v.1 The portal of initiation. The soul's probation.; title: v.2. The guardian of the threshold. The soul's awakening.