500 million Mk, ten piece with 9 x 5 Mrd (Billion) Mk in currency mixed postage with 5 Pfg on properly franked long distance cover MANNHEIM 3.12.23 to Hamburg, on face 2 x 2 million Mk of no significance, despite a little patina on stamps and cover a very scarce use the 500 million Mk to the currency reform with a portion from only each 1: 200 at the total postage