Inland Revenue: 1882-1901 5s rose, FC, white paper "I.R. Official" neatly cancelled by a fine and centrally struck "Leicester/No.17.96" cds, an exceptional used example of this scarce stamp (SG £2'500). (Image)

Inland Revnue: 1884-88 10s Ultramarine with neat "ACCOUNT BRANCH / P. O. GLASGOW" oval ds, slightly heavy hinge, crease at top left corner, signed Richter and Stanley Gibbons guarantee (SG £3'750). (Image)

Inland Revenue: 1884-88 £1 brown-lilac, wmk Crowns, with "SPECIMEN" type 11 overprint, mint large hr, slightly toned gum with some minor adhesions and a small thin, fine and scarce (SG £5'000). (Image)

Inland Revenue: 1889 1s Dull Green "I.R. Official" mint nh, very fine, with copy of a 1991 RPS certificate when it was in a vertical pair (SG £1'000 for mint nh). (Image)

Inland Revenue: 1892 £1 Green AC "I.R. Official" neatly cancelled by a crisp Dundee M.O.O. cds, very fine and attractive example (SG £2'500). (Image)

Office of Works: 1896-1902 10d dull purple and carmine "O.W. OFFICIAL" neatly cancelled by large part "Parliament St." cds, fine and scarce, cert. BPA (2010) (SG £2'250). (Image)

Government Parcels: 1887 1 1/2d dull purple and pale green "Govt Parcels" overprinted in blue-black, overprinted "SPECIMEN" type 9, large part original gum, rare, being one of two known examples of this overprint in blue-black the other on the 1s, cert. BPA (2009). (Image)

Admiralty: 1903 3d Dull purple on orange-yellow "Admiralty Official" in rejoined block of four neatly cancelled by Chatham MR 30 1904 cds, professionally rejoined vertically, very fine (SG £1'600 as singles). (Image)

1948 Gandhi Official 10r purple-brown and lake, showing SERVICE overprint, superb mint never hinged single, with fresh vivid colours, wonderful centring, an excellent example of this famous George VI rarity and one of the finest examples available, cert. BPA (2019) (SG £160'000) (Image)