Azerbaijan: 1922 (15 Jan-Apr). Various stamps handstamped with local control inscription to do duty at rates several times face value; 5r (15,000r) imperforate handstamped BAKINSKOGO G.P.T.O. N1 at Baku Post Office N1, in violet, in 31mm. signed on reverse and owner’s marking. Sc. 332, Sg. 35 (1)
