at top, addressed to Holland, bearing 1889 ½d. and 1892 ½d. cancelled by "BREMERSDORP/SWAZIEL" squared-circle d.s., showing Johannesburg (on reverse), Cape Town andLondon transit d.s. Rare and attractive. B.P.A. Certificate (1974). Photo" /> cover 1893 (4 Jan.) Transvaal 1d. stationery card overprinted <I>"Swazieland"</I> at top, addressed to Holland, bearing 1889 ½d. and 1892 ½d. cancelled by "BREMERSDORP/SWAZIEL" squared-circle d.s., showing Johannesburg (on reverse), Cape Town andLondon transit d.s. Rare and attractive. B.P.A. Certificate (1974). Photo | Christie's