Book: ‘The Agriculture Course, Kobervitz, Whitsun 1924’
Rudolf Steiner and the beginnings of Biodynamics – Temple Lodge Press 2010
Peter Selg’s comprehensive description of the circumstances that led up to the Agriculture Course being given.
Rudolf Steiner and the beginnings of Biodynamics – Temple Lodge Press 2010
Peter Selg’s comprehensive description of the circumstances that led up to the Agriculture Course being given.