Great Britain. Medal, 1869. BHM-2906; Eimer-1604. Bronze. 76 mm. By G. G. Adams. Victoria. Opening of Blackfriars Bridge and Holborn Viaduct. Diademed head of Queen Victoria left. Reverse: Bridge and Viaduct in wreaths flanked by Londinia and Britannia. Choice Extremely Fine. Estimated Value $200 - 250