Ein Mirakel um Aussagen Rudolf Steiners zu den farbigen Schatten
Manfrid Gädeke
Jahrbuch für Goetheanismus 2018, 2018
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Archetypal experiments for conceptualising both the polarisation of light and the optical activity of a substance while staying close to the phenomena
In the 17"‘ century, C. Huygens d... read more
A contribution to the methodology of Goethean physics using the example of the water cycle
Wonder at natural phenomena raises questions in us as to their inner circumstances. Rudolf Stein... read more