PHILIPPE MERCIER (1689-1760) Frederick, Prince of Wales and his Sisters making Music at Kew (c.1734) Oil on canvas (77,5 x 57 cm) Cliveden, Buckinghamshire, UK To enlarge the picture, right-click on it and "Open in a new tab" Philippe Mercier was born in Berlin, the son of a French Huguenot tapestry worker. He studied painting …