The Percival David Foundation of Chinese Art is a collection of Chinese ceramics and related items in London. The Foundation's main purpose is to promote the study and teaching of Chinese art and culture. The collection consists of some 1,700 pieces of Song, Yuan, Ming and Qing dynasty porcelain from the 10th century to the 18th. It includes examples of the rare Ru and Guan wares and two important Yuan dynasty blue and white porcelain temple vases (the "David Vases") the oldest dated blue and white porcelain objects, from 1351. It also holds a large library of Western and East Asian books related to Chinese art. In 1950, the Collection was presented to the University of London by the collector and scholar Sir Percival David. Today, the collection is on permanent display in the British Museum in London.