Sweden. Postage due Facit L13d cover, 5 öre olivish brown, perf 13 as postage due on local cover franked with Stockholms stadspost 4 öre (F4) and posted in the mail box of the Royal Mail. Postage due notation "5 öre" and cancelled STOCKHOLM 6.TUR 5.3.1888. Scarce and sought-after.