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.
- Preface, Sixteenth to Twentieth Edition
- Preface, Seventh to Fifteenth Edition
- Preface, Fourth Edition
- Preface, First Edition