Sweden. Postal stationery Stamped envelope Facit Fk1III cover, Stamped envelope 12 öre, UNIQUE usage as 2-fold printed matter to Germany. Notation "Druchsacke". Sent from STOCKHOLM C 3.1.1879 to ALT-KISCHAU 6.1.79. ONLY recorded 2-fold pm rate 12 öre to Germany according to Ferdén, in which work the item is also depicted.