Bell 18x20 mm, "50" 7 mm (worn prints 22x24 mm)
At least 2 similar markings have existed as late unworned prints exist
Colour: Black, Red, Violet
Items known:
2.1921 via New York 2.3.1921 to Brooklyn NY (US), violet
6.3.1921 Pkp 22 to Brooklyn NY (US), violet
30.4.1921 Stockholm1 to Helsingfors (FI)
31.5.1921 Stockholm 1 to Helsingfors (FI), black
6.6.1921 Göteborg to Aix-les-Bains (FR)
28.6.1921 Stockholm to Wien (AT)
15.9.1921 Stockholm to Grenoble-Tours (FR)
14.11.1921 Stockholm 1 to Wien (AT)
30.11.1921 Stockholm to Berlin (DE), black
31.10.1921 Stockholm to London (UK), black
21.2.1922 Strängnäs to Åbo (FI)
6.3.1922 Stockholm to Wasa (FI)
19.5.1922 Stockholm to Milford (UK), black
26.5.1923 Stockholm to Hamburg (DE), red
1.6.1923 Göteborg to Sandwich IL (US), red
8.6.1923 Stockholm 1 to Niagara Falls, NY (US), red
~14.7.1923 ? to Dumnow Essex (UK), red
4.6.1925 Stockholm to Berlin (DE), black
4.4 1928 Tidan to Peoria IL (US)
8.3.1940 Göteborg 1 to Mombasa (Kenya), black
21.2.1922. Single rate cover to Finland. Correct rate 40 öre. Shortpaid 20 öre. Amount due 2x20/0.80=50 centimes. Converted to 2 Finish markka