Circular 27 mm
Colour: violet
130 öre rate period 1.2.1976-28.2.1977
Most typical use: Foreign letter paid at inland postcard rate.
Items known:
30.6.1976 to Buffalo, NY (US), violet
30.6.1976. Letter to USA. Correct rate 130 öre. Shortpaid 45 öre. Due handstamp indicates deficiency 45 öre and foreign letter rate 130 öre. Amount charged in USA is 45/130 of foreign letter rate 18c = 6.23 c and handling fee 20 c totally 27 c.