1, 50 Krb. Postal stamp, two values as properly franking on registered letter (centered folded), cancelled \"ROKITNO 198 XI1941 GK SARNY\" to Sarny with arrival postmark \"SARNI a 22 11 41\", the stamp in type I has at the bottom perforation fault and a crease attributable to the letter flap, the type II a small gum spot (caused by use), photo expertize Krischke BPP: \"it is a matter undoubted about a the extreme rarely and only in some copies received remained properly franked stamped also actual transported commercially used letters. The envelope war first as stamps free official letter used. From consignee is he then once again used become, what by the at that time conditions not unusual war. As well war first only one stamp as postage for a plain letter pasted up also stamped. After war the second stamp glued to, likewise single stamped and as registered letter with handwritten registered notation discharge and as such transported. The usable conservation of the letter is among others for that a proof. \"