50 Pfg crown / eagle lilac brown, single franking on registered cover from SAADANI 22 / 8 99 over BAGAMOYO and British post ZANZIBAR to Mainz. There it be about the only registered registered cover the 50 Pfg-stamp from Saadani act, should a postage exceeding tariff rate as well a Schürfungsspalt tolerates become, expertized Mansfeld and in detail certificate with photograph R-Steuer