- ISBN10 0919924212
- ISBN13 9780919924215
- Publish Date 1 January 1983
- Publish Status Active
- Out of Print 9 May 2007
- Publish Country US
- Publisher Anthroposophic Press Inc
- Imprint SteinerBooks, Inc
- Edition New ed of 1922 ed
- Format Paperback
- Pages 31
- Language English