1915 censored picture post card (Karibib) to Johannesburg, endorsed ‘On Active Service’ with a good strike of the uncommon blue boxed Field Post Office ‘47’ 11 JUL 1915 cancel. This F.P.O. 47 was located at USAKOS having opened there on 8 June. It was only in operation there for about two months. This card was written two days after the German surrender.