Very interesting book with numerous plates of designs based on plants, flowers, insects, animals, and design elements from ancient cultures, with full text (in French), on every aspect of using these elements in design. Paris: Libririe Plon. 400 pages, 865 figures in the test, 53 hors-texte plates. Black and white illustrations by Joseph Gauthier and Louis Capelle. Paper bound, spine torn and shaken, plates in excellent condition.