Partly paid letter sent from Glückstadt to Cuxhaven 23 April 1866 bearing a 1 1/4 Sch. “HERZOGTH.HOLSTEIN” Mi. 20 tied by railway mark “BAHNHOF GLÜCKSTADT Z2 23 4 1866” and charged by the addressee for the postage from Hamburg to Cuxhaven by blue “3”. Ritzebüttel transit mark on reverse.