A Worcester porcelain mug in the Question Mark Island pattern, circa 1754-56, over painted in red enamels, 15cm high Most known examples of this pattern have been overpainted in this way. Wasters found on the factory site have confirmed that this enamelling is contemporary with manufacture. For a can without the iron red enamelling, see Branyan, French and Sandon, pattern I.B.3, p.95 Provenance: Ex Frank Arnold Collection (sold at Sotheby's, 1964)