Letter franked with Mi. No. 437
# 174 - 140 €
SOLD
Letter franked with Mi. No. 437 that was under wrong belief crossed aldo valid for francature. On the back side Vinkovci post office arriwal cancel, Vinkovci post office has not charged porto punishment as NDH post allowed spending of old country stamp stock. Letter franked with this stamp represents a great NDH rarity. Photo certificate P. Zrinjščak.