Rudolf Joseph Lorenz Steiner (27 February 1861 – 30 March 1925) was an Austrian philosopher, social reformer, architect and esotericist. (Wikipedia)

Egyptian Myths and Mysteries
Rudolf Steiner

Initiation and its Results
Rudolf Steiner

Knowledge of the Higher Worlds
Rudolf Steiner

Theosophy
Rudolf Steiner

An Outline of Occult Science
Rudolf Steiner

A Road to Self Knowledge
Rudolf Steiner

The Philosophy of Spiritual Activity
Rudolf Steiner

Mystics of the Renaissance
Rudolf Steiner

The Occult Significance of Blood
Rudolf Steiner