Staats Secretaris Bureau" d.s. in violet below" /> cover 1898 (3 Jan.) printed matter rate envelope (187x120mm.; creases etc.) from Padstow to Pretoria, bearing ½d. vermilion tied by squared-circle d.s. and showing oval "ONTVANGEN/<I>Staats Secretaris Bureau"</I> d.s. in violet below | Christie's