Occult Science
GA 13
This volume is a translation of Geheimwissenschaft im Umriss (Vol. 13 in the Bibliographic Survey, 1961). It was translated by Maud and Henry B. Monges and revised for this edition by Lisa D. Monges.
This volume is presented here with the kind permission of the Rudolf Steiner Nachlassverwaltung, Dornach, Switzerland.
- Preface, Sixteenth to Twentieth Edition
- Preface, Seventh to Fifteenth Edition
- Preface, Fourth Edition
- Preface, First Edition