Steiner gerald (74 résultats)

Etat : like_new. Fast Free Shipping â" Excellent condition book with clean cover and pages. Barely handled, with minimal wear. An outstanding copy, close to enjoy.

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Etat : Good. Good condition. A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains.

paperback. Etat : Good. Connecting readers with great books since 1972! Used textbooks may not include companion materials such as access codes, etc. May have some wear or writing/highlighting. We ship orders daily and Customer Service is our top priority.

paperback. Etat : Very Good. Very Good paperback with light shelfwear - NICE! Standard-sized.

Etat : Good. Former library copy. Pages intact with minimal writing/highlighting. The binding may be loose and creased. Dust jackets/supplements are not included. Includes library markings. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

Etat : Good. Pages intact with minimal writing/highlighting. The binding may be loose and creased. Dust jackets/supplements are not included. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

paperback. Etat : Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

paperback. Etat : Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

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Paperback or Softback. Etat : New. Warmth Course: The Theory of Heat: Second Scientific Lecture Course. Book.

Paperback. Etat : New.

Etat : As New. Unread book in perfect condition.

Etat : New.

Paperback. Etat : New.

Paperback. Etat : Brand New. 208 pages. 8.50x5.50x0.48 inches. In Stock.

Etat : New. In English.

Etat : New.

Paperback. Etat : Fair. Reissue Edition; Second Printing. 18 pages; pen underlining throughout the book. Minor shelf wear on spine. Good condition otherwise. No other noteworthy defects. ; - Your satisfaction is our priority. We offer free returns and respond promptly to all inquiries. Your item will be carefully cushioned in bubble wrap and securely boxed. All orders ship on the same or next business day. Buy with confidence.…

Etat : As New. Unread book in perfect condition.

Etat : New.

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Etat : New.

Paperback. Etat : Fair. No Jacket. Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less.

Etat : Neuf.

PAP. Etat : New. New Book. Shipped from UK. Established seller since 2000.

Paperback. Etat : New.

Taschenbuch. Etat : Neu. Neuware - The Theory of Heat; Second Scientific Course;14 lectures, Stuttgart, March 1-14, 1920 (CW 321)Following his first scientific course the previous year (The Light Course), in these lectures Rudolf Steiner discusses the nature of warmth, its relationship to the four states of matter, to light, to color, and to the subearthly and superearthly realms. He extends the modern ideas of physics through aspects of understanding achieved by spiritual science. With extensive notes and diagrams, this work comprises essential reference material for natural science teachers, as well as interested parents and anyone wanting a deeper understanding of a theory of heat and warmth based on spiriual science.'The manifold new aspects of the subject presented placed the element of warmth within the great evolution of the cosmos and then traced it even into the phenomena of life, the concrete processes in the transformation of the states of aggregation in matter, and even into mathematical formulae. Indications thus given were then worked out during the following years in the Research Institute and Laboratory at the Goetheanum and traced into numerous phenomena of the rhythms of the day and the year, phenomena of life, the most subtle influences in processes of crystallization, and they became useful in the later inaugurated agricultural work.' --Guenther Wachsmuth, The Life and Work of Rudolf Steiner (p. 378)This volume is a translation from German of Geisteswissenschaftliche Impulse II zur Entwickelung der Physik II: Zweiter naturwissenschaftlicher Kurs: Die Wärme auf der Grenze positiver und negativer Materialität (GA 321).…