1842 AD., Russian Empire, Nicholas I, Ekaterinburg mint, 1 Kopek, KM C 144.1.

Russia, Russian Empire (1721 - 1917), Nicholas I (1825-1855), Ekaterinburg mint, 1842 AD.,
1 Kopek (27-27,4 mm / 9,16 g), copper, 10,24 g theor.mint weight, mintage 13.850.800 , axis medal alignment ↑↑ (0°), plain edge,
Obv.: Н / I , Н -monogram (the Cyrillic "N") surmounted by a crown, the letter-numeral I within.
Rev.: + 1 + / KOΠҌЙKA / CEPEБPOMЪ / 18402 / E. M. , value, date and mint mark.
KM C 144.1 .

Mint marks:
ЕМ – Ekaterinburg Mint (C#144.1)
СПБ – St. Petersburg Mint (C#144.2)
СПМ – Izhora Mint (C#144.3)
СМ – Suzun Mint (C#114.4)

Year / Mint Mark / Initials / Mintage / KM catalogue number
1839 СМ 795,000 C#144.4; Suzun Mint
1840 ЕМ 20,778,000 C#144.1; Ekaterinburg Mint
1840 СМ 4,500,000 C#144.4; Suzun Mint
1840 СПБ C#144.2; Pattern; St. Petersburg Mint
1840 СПМ C#144.3; Izhora Mint
1841 ЕМ 19,341,000 C#144.1; Ekaterinburg Mint
1841 СМ 6,120,000 C#144.4; Suzun Mint
1841 СПМ 11,200,000 C#144.3; Izhora Mint
1842 ЕМ 13,850,800 C#144.1; Ekaterinburg Mint
1842 СМ 7,002,000 C#144.4; Suzun Mint
1842 СПМ 11,200,000 C#144.3; Izhora Mint
1843 ЕМ 12,520,000 C#144.1; Ekaterinburg Mint
1843 СМ 3,498,000 C#144.4; Suzun Mint
1843 СПМ 11,200,000 C#144.3; Izhora Mint
1844 ЕМ C#144.1; Ekaterinburg Mint
1844 СМ 5,250,000 C#144.4; Suzun Mint
1845 СМ 5,250,000 C#144.4; Suzun Mint
1846 СМ 5,250,000 C#144.4; Suzun Mint
1847 СМ 2,367,800 C#144.4; Suzun Mint