French porcelain letters sent to Father Orry in Paris were first published by Jean-Baptiste Du Halde in 1735, with English editions appearing in 1736 or 1738. The letters were later again published by Abbé Jean-Baptiste Grosier in his "General Description of China". D'Entrecolles also sent material specimens to Europe, which were analysed by Réaumur, and led to the establishment of the Sèvres Manufactory once equivalent materials were found in Europe. After 1730, polychrome porcelain also came to be produced, often in imitation of Chinese polychrome styles of porcelain, such as the "Famille rose" types. The Japanese "Kakiemon" style of Arita porcelain, Japan,
Porcelain the kiln under high temperature, or because the body and the glaze can be easily scratched. Experiments at Rouen produced the earliest soft-paste in France, but the first important French soft-paste porcelain was made at the Saint-Cloud factory before 1702. Soft-paste factories were established with the Chantilly manufactory in 1730 and at Mennecy in 1750. The Vincennes porcelain factory was established in 1740, moving to larger premises at Sèvres in 1756. Vincennes soft-paste was whiter and freer of imperfections than any of its French rivals, which put Vincennes/Sèvres porcelain in the leading position in France and throughout the whole of