Airmail 1930, X X X 20 Pfg 20 Pfg along with X X 20 Pfg 20 Pfg on correctly franked registered airmail cover from "REINBEK 6.7.31" poste restante to Rize / Turkey with arrival postmark and thence forwarded to Istanbul, the storage fee with 6 K. stamp satisfied, in this kind very extraordinary document in good legitimate condition