10 Lectures GA320 beteeen December 23 1919 and January 3 1920 giving Steiner's course on Light - explorations of colour, sound, mass, electricity, and magnetism.
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Author: Rudolf Steiner
Publisher: Anthroposophic Press
ISBN: 9780880104999
Age Range:
Language: English from German
Series: Foundations of Waldorf Education
Price per copy: $40.00
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