170 (9) 1900 6d on 3d purple on yellow Q Victoria of Bechuanaland Protectorate surcharged and overprinted "MAFEKING BESIEGED", only 1440 surcharged, only 10 mint examples thought to exist (per Rossi), a massively undercatalogued mint rarity, missing from the landmark Sir Maxwell Joseph and Maria de le Quellerie collections, it took us decades to find the mint example in our reference collection!, this is only the second mint example we have seen!, (Image)

...(Photo) Net Est $18,500.00

55 (59) 1912 20R black and purple on red K George V, wmkd MCA, perf 14, scarce, (Image)

...(Photo) SG $593.75

55 (59) 1912 20R black and purple on red K George V on chalk-surfaced paper, wmkd MCA, perf 14, scarce, lightly canceled, (Image)

...(Photo) SG $687.50

14-17 (17-20) 1891 2¢ on 24¢ green Q Victoria of Straits Settlements surcharged SG Types 17-20, wmkd CA, perf 14, cplt (4), (Image)

...(Photo) SG $496.25

37-51 (39-53) 1896-99 1¢-$5 Sultan Ibrahim, wmkd Rosette, perf 14, cplt (15), (Image)

...(Photo) SG $468.75

24 var, 24 (27ab, 27a) 1917 1' orange K George V of New Zealand recess printing, overprinted "PENRHYN ISLAND.", pair with left stamp VARIETY - no stop after "ISLAND", only 49 printed of this variety, a nice fresh example of a very rare and seriously undercatalogued variety, (Image)

...(Photo) SG $702.50

15 (15) 1923 £1 green and red K George V of South Africa overprinted with setting II (10mm), horizontal bilingual pair, wmkd Springbok, perf 14, undercatalogued, (Image)

...(Photo) SG $1,500.00

64 (60) 1923 £1 black and purple on red Tercentenary Caravel, wmkd MCA sideways, perf 14, rare high value - seldom offered as a single, (Image)

...(Photo) SG $1,000.00

5 (5) 1870 6d bright ultramarine Cost of Arms, Otto printing on thin unwmkd paper, fine roulette 15½ to 16, ex-Drysdall, (Image)

...(Photo) Net Est $500.00

12 (11) 1870 6d dull ultramarine Coat of Arms, Viljoen local printing, fine roulette 15½-16, perfectly centered, ex-Drysdall, (Image)

...(Photo) Net Est $750.00

17c (19b) 1870 6d deep ultramarine (from the overinked plate), medium paper, rouletted 15½-16, a rare and difficult stamp!, (Image)

...(Photo) Net Est $2,600.00

23 (25) 1872-74 1d black Coat of Arms, Borrius printing, fine roulette 15½-16, thin transparent paper, (Image)

...(Photo) Net Est $750.00

25 (30) 1872 3d grey-lilac Coat of Arms, Borrius printing on thinnish opaque paper, fine roulette 15½ to 16, ex-Drysdall, (Image)

...(Photo) Net Est $400.00

37 (47) 1875 3d lilac Coat of Arms, Stamp Commission printing in Pretoria on very thin, soft opaque (semi-pelure) paper, fine roulette 15½ to 16, (Image)

...(Photo) Net Est $2,100.00

46 (71) 1876-77 1' yellow-green Coat of Arms, Stamp Commission printing (IV) on coarse, soft white paper, imperf, four large margins, very rare and significantly undercatalogued, ex-Drysdall collection, (Image)

...(Photo) Net Est $1,600.00

53 (88) 1877 6d milky blue Coat of Arms overprinted "V. R. Transvaal." SG Type 4 in red, unwmkd, imperf, four close to large margins, mint examples are of great rarity and seldom ever seen (especially sound)!, (Image)

...(Photo) Net Est $6,250.00

77 (122) 1877 1d red on blue Coat of Arms overprinted "V.R. Transvaal." SG Type 6, fine roulette, 15½ to 16, showing portion of adjoining stamp at bottom, (Image)

...(Photo) Net Est $400.00

79 (124) 1877 3d mauve on buff Coat of Arms overprinted SG Type 6, fine roulette, 15½ to 16, sheet margin at left, (Image)

...(Photo) Net Est $375.00

88 (124) 1878 3d mauve on buff Coat of Arms VARIETY - overprinted "V.R. Transvaal" SG Type 7, fine roulette, 15½ to 16, light 3-ring cancel, (Image)

...(Photo) Net Est $425.00

94a (150b) 1879 1d red on orange Coat of Arms overprinted "V.R. Transvaal" SG Type 16a in black, fine roulette 15½ to 16, showing on all four sides, (Image)

...(Photo) Net Est $2,500.00