Watch List notes:

The Portland Collection, Commemorative Medals, Transport: Bridges, Russia, Nicholas I (1796-1825-1855), Construction of the Blagoveshchenskiy Bridge over the River Neva, St. Petersburg, copper medal, 1850, by A. Klepikov & A. Lyalin, Imperial double-headed eagle flying over the completed bridge, rev. Minerva guides Hercules across water flowing from the urn of a river goddess, 75mm. (Diakov 594.1), nearly extremely fine
Bt. Mrs I. Allen.
The cast iron bascule bridge, with. twin parallel swing sections at its northern end, was designed by Stanisław Kierbedź and Alexander Brullov. After the death of the Tsar it was renamed the Nikolayevsky Bridge and again, after the Revolution, the Pyotr Schmidt Bridge.