Sweden. Postal stationery Frankokuvert Facit Fk6, 41, 61 brev,, Stamped envelope 10 öre additionally franked with 1+3x3 öre, sent as 2-fold letter from JUNSELE 18.9.1892 to SOLLEFTEÅ 19.9.1892. The envelope with taer. Very scarce combination, possibly unique?