20 <a href="https://en.wikipedia.org/wiki/Grand_Duchy_of_Finland" class="extiw" title="w:Grand Duchy of Finland">Finnish</a> <a href="https://en.wikipedia.org/wiki/Finnish_markka" class="extiw" title="w:Finnish markka">markka</a> note (1862), from the first issue of Markka (1860–62). Reverse text printed in both Finnish and Russian. Hand-signed by the bank’s director and cashier.
<a href="https://en.wikipedia.org/wiki/Grand_Duchy_of_Finland" class="extiw" title="w:Grand Duchy of Finland">Grand Duchy of Finland</a>, <a href="https://en.wikipedia.org/wiki/Bank_of_Finland" class="extiw" title="w:Bank of Finland">Suomen Pankki</a> under the <a href="https://en.wikipedia.org/wiki/Russian_Empire" class="extiw" title="w:Russian Empire">Russian Empire</a>
1862
Image by <a href="//commons.wikimedia.org/wiki/User:Godot13" title="User:Godot13">Godot13</a>