A very rare Meissen Böttger stoneware circular portrait medallion of Electoral Crown Prince Friedrich August of Saxony, circa 1711-15Facing dexter, the top pierced for hanging, the background polished, mounted in a metal frame, 10.5cm diam. including frame, incised crossed swords mark, painted Schreiber Collection inventory number S.612.注脚Provenance: Lady Charlotte Schreiber Collection, acquired in Berlin in 1878;Her daughter, Blanche, Countess Bessborough;Thence by descent to Eric, 10th Earl of Bessborough, Stansted Park, Rowlands Castle, Hampshire;Sold by Sotheby's London, 5 October 1999, lot 261Literature:M. Cassidy-Geiger (ed.), Fragile Diplomacy (2007), p. 7, fig. 1-15, cat. no. 18Exhibited:New York, The Bard Graduate Center, 'Fragile Diplomacy', 15 November 2007-10 February 2008, no. 18Other examples of this plaque are in Friedenstein Castle, Gotha (M. Eberle, Das rote Gold (2011), no. 14); the Ludwig Collection, Bamberg (R. Hanemann (pub.), Goldchinesen und Indianische Blumen (2010), no. 4; and the Arnhold Collection, New York (M. Cassidy-Geiger, The Arnhold Collection of Meissen Porcelain 1710-50 (2008), no. 3.