OTHER BRITISH AFRICA / FOREIGN AFRICA
Saint Helena to Zanzibar
TANGANYIKA
AA5937
MAFIA ISLAND 1915 (January) 7½h GEA Yacht handstamped 'G.R. / MAFIA', in deep purple. Upper marginal block of four, hinged on margin stamps superb and fresh unmounted. B.P.A. certificate (2012). Scarce. SG M3 B
£3,500