cover 1900 (13 Apr.) XU5 (opened-out for display, small portion of flap missing) to Bulawayo (23.4 arrival), bearing sans serif surcharge on British Bechuanaland 2s. on 1s. (slight discoloration and a few lightly stained perfs), cancelled by c.d.s. ("3" inverted) and showing crayon "2/-" postage annotation and checker's initials "JN" adjacent. Rare single franking. S.G. 16. Photo