1892 a so-called van Gorcum envelope from Bremersdorp to Assen Holland bearing 2d. olive-bistre (3 ex.) all with the error Swazielan instead of Swazieland (R.6/1) neatly cancelled by the squared-circle Bremersdorp/Swaziel/6 jun 92 in blue, Johannesburg, Cape Town and Assen cds on reverse, the envelope is opened-out and a small piece torn from the upper left corner, though a remarkable franking (mentioned in Van der Molen p. 35 and showing the only other cover with multiple missing d),- a very rare cover -. Provenance: Talbot Cox 

1892 ½ d. grey overprinted in carmine with the error overprint inverted, very fine mint ex. with Brandon certificate 1998, cat.v. £ 500 

Stamps of Transvaal (South African Republic) used in Swaziland. 2d. olive-bistre of Transvaal (2x) on cover with squared-circle Bremersdorp/Z.A.R./17 MEI 95 via Cape Town to Thayngen Switzerland. on reverse cds Johannesburg (21.5) and arrival cds Thayngen (17.6). The envelope is franked at the UPU rate of 4d. per ½ oz, mail via Natal was slower and cheaper (4d. instead of 5d.) This being the earliest recorded date of the Bremersdorp Z.A.R. squared-circle datestamp (Van der Molen p. 149). Provenance: Talbot Cox

Postage due proof of the border key die in black on glazed card (92x60 mm), ex. De la Rue archives endorsed "REQN. 339" at upper right and "15.11.32" at lower left and "Appd HS 15/11" at right by Henry Stanfield (returned by the Crown Agents on the same day, 15.11.1932) (Van der Molen p. 341), a very rare item. Provenance: Robson Lowe London 1979 and Peter van der Molen

1933 George V ½ d. - 10s. all with perf Specimen, a very fine fresh set (6d. one toned spot on reverse), cat.v. £ 325