Multiple franking the postage due stamp over 2 Din. (pair) on unfree mailed domestic letter from Court in Bela Crkva to Belgrad with dispatch stamp BELA CRKVA / 5 from 19.3.42 and censorship stamp 012 / V. B. The censor office Grossbetschkerek as well with arrival postmark BEOGRAD 2 / 4 from 27.3.42 on the letter back and postmark from BEOGRAD 2 / 4 from 27.3.42 on the postage due stamps and with stamp "NEPOZNAT / INCONNU" (unknown) and handwritten with blue pencil "NEPOZNAT" and retour-memo to Bela Crkva. Because the postage due not takes the money become could, are the postage due stamps through blue pencil nullifys and turned back become. The cover is right slightly cut in, otherwise but very fine. Expertized. Dr. Zydek and certificate Kleymann: "such covers are rare. "