Circular, 27 mm
Colour: violet
140 öre rate period 1.3.1977-31.1.1978
Items known:
26.5.1977 Göteborg to Amsterdam (NL), violet
26.5.1977. Letter to the Netherlands. Correct rate 140 öre. Shortpaid 135 öre. Due handstamp indicates deficiency 135 öre and foreign letter rate 140 öre. An advice card is indicating amout due to be paid.