Russia-Poland. Nicholas I. 30 kopecks (2 złotych) AR 1838 MW.
Obv. Double-headed eagle.
Rev. ЧИСТАГО СЕРЕБРА 130 Л 25 1/2 ДОЛИ. 30 КОПѢЕКЪ 2 ZŁOTE - Denomination and value.
Catalogue references: Bitkin.1156 - Conros.473/5
6,12 g - 26 mm - Very Fine / TTB