Sweden. Facit 16c, 7b2 on cover, 5+2×20 öre on insufficiently prepaid 2-fold cover dated "Helsingborg 16 apr", cancelled with Danish postmarks 24 (Helsingør), FRA SVERRIG and UTILSTRÆKKELIG FRANKERET. Sent to Great Britain with arrival pmk LONDON 20.AP.68. Please see www.philea.se for further information.