Azerbaijan: 1919 Registered cover sent from Baku to Tiflis, franked on back by f
Azerbaijan
1919 Registered cover sent from Baku to Tiflis, franked on back by four Russian adhesives for correct postage of 1.70 roubles, all tied by Baku '24.9.1919' cds, with reg. label and arrival back stamp. The cover opened (and slightly reduced) at the left. A scarce cover proving the use of Imperial...