Medal commemorating opening of Blackfriars Bridge

Medal commemorating opening of Blackfriars Bridge and Holborn Viaduct, London, 1869. Bronze; 76mm diameter, 6mm deep. Obverse, showing both, in laurel swags conjoined with coat of arms of City of London, clasical lady on left holding shield dated Opened Nov 6; figure of Britannia on right; artist at base, G.G. Adams Desc. Reverse: head of Queen Victoria, relief profile to left; legend Victoria DG Brit Regina FD