Mixed franking from monasteries over 1 Din. With Serbia I over 4 Din. (pair) on correctly franked domestic registered letter to Belgrad with postal stamp BOTOS / 1 from 26.12.42 as well with censorship seal with censorship stamp 016 / Bgd. The censor office Belgrad and with transit stamp TOMASEVAC / 1 from 27.12.42 and arrival postmark BEOGRAD 2 / A from 28.12.42 on the letter back