Russia 25 Kopecks 1850 СПБ-ПА & 1857 СПБ-ФБ St. Petersburg Mint. Nicholas I (1826-1855) & Alexander II (1854-1881). Averse: Crowned double imperial eagle. Reverse: Crown above value and date within wreath. Silver. Edge dotted. Bitkin 301; 55. Lot of 2 Coins