Mixed franking from monasteries over 12 Din. With Serbia I over 1 Din., 2 Din. And 5 Din. On correctly franked large size international registered letter the 6. weight step over 100 g till 120 g to Prague in the Protectorate Bohemia and Moravia with postal stamp BEOGRAD 2 / 1 from 22. 10. 42 as well with censorship treatment through the international country letter test place Vienna