Islamic Glazed Ceramic Oil Lamp

18th century AD. A blue-glazed lamp comprising a broad bowl with central vertical column, bulb with four flat-section straps to the rim of the bowl and four deep nozzles; conical neck with flared rim and four round-section straps; the surface with black segmented and foliate ornament. From an old London collection, formed in the 1980s. 1.2 kg, 25.5 cm (10″).