Circular 26.5 mm
Colour: violet
170 öre rate period 1.2.1978-15.6.1980
Most typical use: Unpaid letter to Scandinavian country.
Items known:
Göteborg 24 17.4.1978 to Ballerup (DK)
20.6.1979 Göteborg 1 to Brooklyn, NY (US)
3.10.1979 P... to Oslo (NO), violet
17.7.1978. Letter to Denmark. Correct rate 130 öre. Shortpaid 130 öre. Due handstamp indicates deficiency 130 öre and foreign letter rate 170 öre. Amount charged is 130/170 x foreign letter rate 150 öre = 114 öre and a handling fee of 100 öre, totally 214 öre rounded up to 220 öre.