Glass lid. Origin: Portuguese. Material: base and handle in raised, pierced and engraved 833/1000 silver 'Shells'. Dimensions: (total) 20 x 31.5 cm. Weight: (base) 285 g. Marks: Porto Boar contrast (1887-1937), silversmith mark of José Monteiro de Matos & Irmão (reg. 1909) (Vidal - 73 and 2564). Conservation: adapted lid.