Sweden. Foreign-related cover. Great Britain. Unpaid letter sent from STOCKHOLM 2.6.1868 via Germany to Glasgow. Cancellations STRALSUND BERLIN 4.6, 3¼ A.P, 6½ (used by Prussia on the railway compartment Cologne-Verviers, Van der Linden No. 3093, rarity 6), LONDON E Z 6.JU.68 and GLASGOW 4 N 6.JU.68. Postage due 1 sh.