G llery. In London Sotheby’s most sensational offering was a diamond riviere necklace given by George IV to his mistress, Elizabeth, Lady Conyngham, which sold for £148,500 (esti- mate £l0O-,O0O to £150,000) to S .1 Phillips, the Bond Street dealers. Lady Conyngham was said by a contemporary to have “sent away two waggon loads of castle during the king's last illness. The necklace was sent for sale by Lord Conyngham. It featured in a jewel sale totalling» £l.5 million, with 12 per cent unsold. / ' Paris on Wednesday the n\_,'uscript ofa lecture given by General de Gaulle at Oxford in November 1941 was sold for 240.000 francs. or £20,000, to the Musée de la Liberation in Paris. The general analysed the differences and similaritites between the French and British peoples and forecast their future union in a great victory. The manuscript, entirely in his hand. is 18 pages long. Another 19-page address given in the Albert Hall in 1942 sold for 160.000 francs, or £13,333. The Boisgirade sale of manu- scripts also contained an edited typescript of George Simenon’s novel, Le Coup do Lune, of 1933, which sold for 165,000 francs, or £13,750. The manu- script of Francois Mauriac's GeniIri,\' of 1923 made the same price and was pre-empted by the State on behalf of the city .” ary in Bordeaux. x.n another Paris saleroom, Versailles pre-empted a large oil sketch by Jean Jouvenet for an oil painting on one wall of the chateau’s royal chapel. It costs 280,000 francs, or £23,333. A Lorenzo Lotto panel of the Holy Family secured 1.65 million francs, or £137,500. Sotheby’s silver sale in London yesterday made £633,941, with 8 per cent unsold, and Christie‘s auction of Chinese ceramics and works of art made £190,576 with 36 per cent unsold. The flooding of the market with archaeological treasures smuggled out of China seems still to be affecting prices. jewellery, plate etc” from the '