Mixed franking from 0, 50 Din. (2) with 7 Din. (2) on properly franked domestic registered letter with advice of delivery to Belgrad with dispatch postal stamp ALEKSINAC from 25.6.43 as well with censorship stamp 049 / Bgd. The censor office Belgrad and with arrival postmark on the back from BEOGRAD from 27.6.43; the otherwise very fine cover was folded, expertized Dr. Zydek