OTHER BRITISH AFRICA / FOREIGN AFRICA
Saint Helena to Zanzibar
TANGANYIKA
AA5942
MAFIA ISLAND 1915 (January) 15h GEA Yacht handstamped 'G.R. / MAFIA', in reddish violet. Left marginal block of four, becoming detached and then re-joined with a thin hinge strip. Hinged on three stamps, one unmounted. B.P.A. certificate. Scarce. (2012). SG M4 C
£600