Ehrenfried Pfeiffer

Anthroposoph, Naturwissenschaftler

Born: 1899

Died: 1961

Has participated in:

Kristalle : Berichte aus d. Arbeiten d. naturwissenschaftl. Forschungslaboratoriums am Goetheanum Dornach
Fécondité de la terre : méthode pour conserver ou rétablir la fertilité du sol ; le principe bio-dynamique dans la nature
Empfindliche Kristallisationsvorgänge als Nachweis von Formungskräften im Blut
Der erfreuliche Pflanzgarten : Anleitung zur Gartenpflege nach d. biolog.-dynam. Wirtschaftsweise

All Objects (5)

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