1850, Russia, Nikolaus I., bronze medal from A. Klepikov and A. Layalin, on the edification the Blagoveschensk bridge over the Neva. Av: flying crowned double eagle over the bridge, in section beneath 2 lines characters. Rev: hercules with skin of a lion and minerva a cascade traversal, right to feet a lying feminine configuration with jug. Diameter approximate 75 mm, 157.41g, Diakov 594. 1, margin fault, very fine to extremly fine.