1, 20 Krb and DR 523 postal stamps on marked cover, genuine Cyrillic cancel WOSNESSENSK -A 16 5 42, properly franked registered letter number 37 / 42, a postal transport is unverifiable, the stamp and the cover wise slight mould stain on, rare document, signed E wild boar and photo expertize Walter Zirath BPP (2008) : " . is to be sure properly franked franked, but a actual postal transport is however unverifiable. ", Michel 250.- plus plus