Franking with different colours from 0, 50 Din. With 2 Din. And 4 Din. On correctly franked local registered cover to the Commander Serbia in Belgrad with postal stamp BEOGRAD 2 / 1 from 11.6.42 as well with arrival postmark on the back BEOGRAD 2/4 from 11.6.42, without censorship, there to a German Office, the cover was folded, otherwise good condition, expertized Brunel