Rectangular 16x19.5 mm, "c" 3x4 mm
Colour: violet
Items known:
12.8.1952 Hä,,1 to Mainz (DE), violet, 18c
16.11.1956 Falköping to Monsey NY (US), violet, 24c
12.8.1952 Lettercard to Germany. Correct rate 40 öre. Shortpaid 15 öre. Amount due 2x15/1.70=18 centimes. 27 Pf have been charged in Germany.