Indonesia 1948-49 perforated 10s produced by the Revolutionary Government in brown & purple showing single-engined prop plane with inset of pilot, opt'd 'RESMI' (prepared for Official use) without gum
Indonesia 1948-49 perforated 10s produced by the Revolutionary Government in brown & purple showing single-engined prop plane with inset of pilot, opt'd 'RESMI' (prepared for Official use) without gum