AN ENGRAVED TINNED COPPER BOWL Safavid Iran, 17th century Of typical compressed hemispherical shape, resting on a splayed circular foot, with a reinforced rim, the exterior engraved with a larger band of scrolling rosette trellis, flanked by two bands filled with vegetal and floral festoons, below the rim a calligraphic band invoking Ali and the Twelve Imams of Shia faith, the foot with spurious crudely engraved ownership mark such as the work of Abdul Al-Vahed , 17cm diam.