1 D. And 8 D. Postal stamps in mixed franking on correctly franked international registered letter to Donauwörth with postal stamp "KRAGUJEVAC 2 / 1" from 30.5.42 as well with censorship seal the international country letter test place Vienna and arrival postmark DONAUWÖRTH from 6.6.42, excellent condition, expertized Krischke, provenance collection Belgrad