1904, 10 Pfg imperial yacht (pair) on registered cover, stamp MATUPI 4 / 9 04, to Brunswick, registration slip Einfeldt type 3. Sender adress: "captain lieutenant Schmid, S. M. S. Gull". It is an E. Letter, probably the 2nd weight step, the without postage due was transported, for all that he about 20 Pfg under-franked was. Vertical central fold and transport traces