Flower pot 18x19.5 mm
Colour: Violet
Items known:
18.8.1963 Jönköping to Auburn, CA (US), violet
18.8.1963 Airmail letter to USA 5-10 grammes. Correct rate 100 öre. Shortpaid 35 öre. Amount due 2x35/1.70=42 centimes. Converted to 14 US cents at the rate 1 cent=3 centimes.