Sweden. Postal stationery Enkelt brevkort Facit bKe9, 55 brev,, 1897 Commemorative postcard 5 öre. This postal stationery was not approved for postcard rate abroad. The interpretation of this prohibition could be interpreted in various ways, of which this case appears to be the most unusual, that the pc was prepaid as letter and with the value stamp acounted. Sent from STOCKHOLM 1.10.97 to Finland, with arrival pmk's HELSINGFORS HELSINKI 3.X.97 and NIKOLAISTAD 4.X.97.