Bronze mirror with a quatrefoil knob-base and four characters ‘Chang Yi Zi Shun’ which mean ‘May you have children with a great future for a long time’. The crisp decoration shows winged mythical creatures and the dragon master ‘Huanlong Shi’. The reflective side is smooth but has suffered from dampness. Han period (206 BC – AD 220). Diameter 13.9 cm. Thickness of the rim 0.6 cm. Weight 488.1 grams.