½d dull green QV issue tied on piece by fine complete strike of FIELD POST OFFICE 2 BRITISH ARMY S.AFRICA cds dated AP 10 1900 of A.P.O. 48 located at FORT NAPIER, PIETERMARITZBURG. Likely the earliest known use of this cancel a full 20 days earlier than Proud records its use from the 1st May 1900. (SG 97a)