Paperback, 184 pages. Rudolf Steiner Press, 1973.
ISBN: 0-85440-277-2

Notes about this volume:
New edition with revised translation, 1973. Lecture of October 4, 1911.

This book contains parts of one or more Complete Works volumes. Our records indicate that sections of CW 131 are in this book (though there could be sections of other volumes as well).

Lectures in this volume: 10