/revised 14 Dec 2003
T 50/170
Unframed 14x9 mm
Colour: violet
170 öre rate period 1.2.1978-15.6.1980
Most typical use: Air mail letter 5-10 grams to North America paid at surface letter rate
Items known:
24.4.1978 Jönköping 1 to Jeddah Saudi Arabia
11.9.1979 Glanshammar to Gladstone OR (US), violet

11.9.1979 Air mail letter 5-10 grams to USA. Surface fee 170 öre. Air mail fee 25 öre per 5 grams. total fee 220 öre. Shortpaid 50 öre. Due handstamp indicates deficiency 50 öre and foreign letter rate 170 öre. 26 cents have been charged in the USA which is 50/170 of foreign rate 20 c = 6 cents and handling fee 20 cents.