8 July 1940 to 29 Dec 1946
US foreign surface letter rate 5 c
US Conversion rate 1 US cent = 5 goldcentimes
Swedish conversion rate 1 goldcentime = 1.4 öre
US handstamp shows amount to pay in goldcentimes, normally double deficiency.
In Sweden the indicated amount was multiplied by 1.4 and marked on the item. The amount due was normally paid by affixing stamps on the item.
Postcard with
2 cent. Correct rate 3 cent. Shortpaid 1 cent. US due handstamp indicates
double deficiency 2x1x5=10 centimes. Converted to öre at the rate
1.4 and rounded up to 15 öre. Paid by affixing stamp on the item