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1920 Batum 7r BPITISH NHM Block of 4
Code: B03172
Batum British Occupation: 1920 (19 June) Overprinted 7r. yellow imperforate marginal unmounted mint block of 4. Second stamp has BPITISH overprint variety (R1/19). Only 660 overprinted. Ex. Luis G. Martin. SG 49, 49a