Two Chinese lidded vases, Kangxi period (1662-1722), acquired by Elizabeth Duchess of Somerset in the late 17th century. They stand in front of a Chinese lacquer screen that dates from the same period but was acquired for Petworth in 1882 in the Hamilton Palace sale. ©National Trust Images/Christopher Hurst

Some of Duchess Elizabeth’s Chinese vases on display in the Carved Room. They originally stood on the baroque carved stands which now hold some of the busts. ©National Trust Images/Bill Batten

Some of the lacquer cabinets and coffers collected by Duchess Elizabeth in what is now called Mrs Wyndham’s Bedroom. ©National Trust Images/Bill Batten

The front of one of the 17th-century Japanese lacquer cabinets at Petworth. ©National Trust Images/Andreas von Einsiedel

Detail of the interior of the 17th-century Japanese lacquer cabinet below the Grand Staircase at Petworth. ©National Trust Images/Andreas von Einsiedel

Portrait of Elizabeth Percy, Duchess of Somerset with her son Algernon, by John Closterman, c. 1692. ©National Trust Images/Matthew Hollow

(source http://nttreasurehunt.wordpress.com/)