Mixed franking from 2 Din., 3 Din. And 7 Din. (pair) on domestic registered letter with return receipt the 2. weight step over 20 g till 250 g to Belgrade with postal stamp NOVI BECEJ from 24. 2. 44 and registration label with German toponym new BETSCHE as well with censorship seal with censorship postmark 085 / Bgd. The censor office Belgradee. The registration label is rare. The cover was folded and is with 2 Din. Postage exceeding tariff rate. Expertized. Krischke