Rudolf Steiner in English Volume 81 of the Complete Works in English Reimagining Academic Studies Science · Philosophy · Theology · Education · Social Science · Theory of Language Paperback, 226 pages. SteinerBooks, 2015.ISBN: 9781621481263Notes about this volume:Translated by Judith Wermuth-Atkinson. Introduction by Christopher Bamford. This volume is the English Complete Works edition.Lectures in this volume: 10