mixed franking from 1 Din. with 16 Din. on properly franked domestic registered letter in the second weight category over 20 g to 250 g with advice of delivery to Belgrad with posting cancel BELA PALANKA / 1 from 11.12.43 as well with censor label with censorship cancel 069 / Bgd. the censor office Belgrad and with arrival postmark on the back BEOGRAD 2 from 13.12.43; the cover was folded, expertized Krischke