St Kitts-Nevis 1921-29 KG5 Script CA Medicinal Spring 3d purple on yellow marginal block of 9 one stamp with Pearl Flaw above K (R5-1), unmounted mint SG 45a
St Kitts-Nevis 1921-29 KG5 Script CA Medicinal Spring 3d purple on yellow marginal block of 9 one stamp with Pearl Flaw above K (R5-1), unmounted mint SG 45a