Provides an overview that gives a picture of the nine layers of the earth as they become visible via the research of the spiritual scientist. These layers range from the familiar 'mineral' on which we live, to the innermost core which Steiner connects to human and animal powers of reproduction.
- Limba : Engleza
- Data Publicarii : 02 Nov 2006
- Format : Paperback
- Numar pagini : 144
- ISBN : 9781855841192