10 Rbl. on 1 Rouble definitive, overprint type III (swastika 4 mm), altered mute Cyrillic postmark and single-line "Alexanderstadt" handstamp are genuine, issue-typical perforations, signed EKeiler and photo certificate Walter Zirath BPP (2025): "No faults are apparent. The stamp is rare owing to the small print run.", Mi. 3.500.-