German Colonies. ( South West Africa ). 1899. German 'Reichpost' postal stationery letter card 10pf carmine upgraded with Germany Yvert 46, 5pf green (2) tied by Gibeon date stamp '2/2' addressed to Germany with Steinkop/Cape Colony and Cape Town transits '10th March' with Mainz arrival'4th Avril' and forwarded to Italy, Scarce letter card used in German South West Africa.