Registered cover franked with 1938 6 x 10c deep reddish rose GVI issue (SG 256c) tied by CUREPIPE cds's dated 31 MAR 1947 with printed blue on white 'CUREPIPE' registration label alongside. Flown on the 100th Mauritius - Reunion - Madagascar commemorative flight on the 1st April 1947 with boxed first flight cachet on reverse along with MADAGASCAR arrival cds. (Muller #5)