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Organic Chemistry: Methoden der Organischen Chemie (Houben-Weyl). vol. 6, pt. 2, Sauerstoff-Verbindungen, I, pt. 2. E. Muller, Ed. Thieme, Stuttgart, Germany, ed. 4, 1963 (order from Intercontinental Medical Book Corp., New York).
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Chemie Lexikon, Vols. I and II. 3rd ed. Hermann Römpp. Franckh'sche Verlag, Stuttgart, 1952-53. 2108 pp. Illus. Clothbound, DM84—a vol | Science