Watch List notes:

Russia 1 Rouble 1842 СПБ АЧ St. Petersburg. Nicholas I (1826-1855). Eagle of 1841. In the tail 11 feathers. Wreath of 7 links. Av.: Crowned double-headed Imperial eagle. Rv.: Date and value in wreath. Edge inscription. Silver. Petrov 5 rub. Bit. 196. NGC AU DETAILS