20 Jan 1950 to 31 Oct 1953
US foreign surface letter rate 5 c
US Conversion rate 1 US cent = 5 goldcentimes (during 1949 the US conversion rate changed to 3 goldcentimes)
Swedish conversion rate 1 goldcentime = 1.7 öre
US handstamp shows amount to pay in goldcentimes, normally double deficiency.
In Sweden the indicated amount was multiplied by 1.7 rounded up to nearest 5 öre and marked on the item. The amount due was normally paid by affixing stamps on the item.
Air mail letter with 9 cent. Correct rate 15 cent
(air mail cards were taxed at air mail letter rates). Shortpaid 6 cent.
US due handstamp shows double deficiency 2x6x3=36 centimes. Amount due
in Sweden 36x1.7=61.2 öre rounded up to 65 öre. The amount has
been paid by affixing postage stamps on the image side of the card.