A PORCELAIN SERVING PLATE FROM THE SERVICE OF THE SULTAN OF TURKEY BY THE IMPERIAL PORCELAIN FACTORY, ST PETERSBURG, PERIOD OF NICHOLAS I (1825-1855) painted with floral sprays and trailing gilt scrolls amidst blue cartouches on a white ground, with gilt rim, marked under the base with blue overglaze factory mark,  23cm diameter Auctionparable: See Christie's, London, 3rd June 2019, Lot 296, a sauce boat and stand from the same service.