1923-61 Mainly mint stamps with many pairs, mostly Officials including 1927 ½d - 6d in pairs, 1927 (Apr.) Specimen set of four in pairs (toned), 1938 1½d "OFFICIAI" variety within a block of four (S.G. O17a), 1951 1d - 6d transposed overprint set in pairs; some postage issues with 1927-30 4d pair no stop after "A", 1931 20/- pair mint and block of four used, Air 3d, 10d mint blocks of four; also 1958 Official cover bearing 1d block of thirty (S.G. O19), and stampless WW2 Internee cover. (100s).

1927 (Apr.) 2d, 3d, 1/- and 10/- Pairs, 4d triangular imperf and perforated, all handstamped "SPECIMEN", fine mint. S.G. 49/51, 54/5s, £550. (6).

1931 ½d - 20/- Imperforate plate proof pairs of all fourteen values in the issued colours on gummed watermarked paper, a horizontal crease to most values (the 1d, 20/- fine), the ½d pair split into two singles and rejoined with hinges. A scarce proof set, from the Bradbury Wilkinson archives. (14). Photo on Page 236. (Image1)

1964 Legislative Assembly 3d, perforated gummed colour trials in three differing colour combinations, also the issued stamp. (3).

Officials. 1945-50 2d Blue and brown pair with Official overprint type O13/14, fine used. S.G. O21, £850. Photo on Page 236. (Image1)

Air Mails. 1931-37 First flight covers comprising 1931 (Aug) internal air service (32), 1931 (Dec.) S.W.A Airways Christmas flights to connect with the Imperial Airways service (14), 1932 (Jan.) first regular Imperial Airways service between London and Cape Town (20), 1934 first flight to Madagascar, etc. (69).

Air Mails. 1931-39 First flight covers, mainly August 1931 internal flights (92, various legs), also December 1931 Imperial Airways Christmas flight (4), January 1932 first Imperial Airways regular service (5), etc. (116).

1931 "REVENUE" or "INKOMSTE" overprints on the 1931 issue with a bar through "POSTAGE", imperforate proof panes of sixty of the 3d, 6d, 1/-, 2/6, 5/-, 10/- and 20/- in the issued colours on gummed watermarked paper, each with three horizontal folds, numbered "33" - "39" in pencil, from the Bradbury Wilkinson archives, very rare. (7 Sheets).

1931 "REVENUE" or "INKOMSTE" overprints on the 1931 issue with a bar through "POSTAGE", the 3d, 6d, 1/-, 5/-, 10/- and 20/- in interpanneau blocks of eight, no gum, from the Bradbury Wilkinson archives, fine and scarce. (6 Blocks). Photo on Page 220. (Image1)

c.1940 "REVENUE" or "INKOMSTE" overprints on the 1931 issue but without any obliterating bar through "POSTAGE", the 1/-, 5/-, 10/- and 20/- in marginal blocks of twelve (6x2, each two complete rows from the sheet), fine mint. From the Bradbury Wilkinson archives, scarce. (4 Blocks).

1933 "PENALTY" or "BOETE" overprints on the 1931 issue with a bar through "POSTAGE", imperforate proof pairs of the 3d, 6d, 1/-, 2/6, 5/-, 10/- and 20/- in the issued colours on gummed watermarked paper, from the Bradbury Wilkinson archives. (7 Pairs). Photo on Page 236. (Image1)

Entertainment Tax. 1937 1d - 1/- Set of six in pairs, overprinted in small red capital lettering, two pairs of each value (one marginal), also the 1d - 6d in interpanneau strips of four (1d creased), no gum, from the Bradbury Wilkinson archives. (22 Pairs). Photo on Page 236. (Image1)

Tribal Tax. 1931 5/- Pairs, an imperforate proof pair overprinted "ONDONGA" on gummed watermarked paper; and perforated upper right corner marginal pairs overprinted "OVAMBU-KUSHU", "OVAMBO", "ONGANDJERA", "UKUMBI", "UKUANYAMA", "UKUALUTHI", "BASUBIA", "MAFURI (BAYAI)", "ONDONGA" or "OMBALANTU", no gum. A scarce group, from the Bradbury Wilkinson archives. (11 Pairs). Photo on Pages 236 & 248. (Image1)