Coalport porcelain as vases, small boxes and table baskets. In 1820 Rose received the gold medal of the Society of Arts for his feldspar porcelain and an improved, lead-free glaze, with which the enamel colours fused in firing. Favourite patterns were the "worm sprig" and the "Tournai sprig" introduced by Billingsley at Pinxton, the Dresden-inspired "Berlin china edge", and the blue transfer willow pattern and blue dragon pattern. During the 1830s the factory initiated the practice of applying a light transfer printed blue outline, to guide the painters. This preserved some of the freedom of hand-painted decoration, while it enabled Rose to
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