1955-58 Castles Waterlow £1 black, St. Edward's Crown wmk, in mint nh complete sheet of 40, horizontal fold through middle and gum slightly toned, fine for such a multiple (SG £5'600+), plus 1963 B.W. 2s6d complete sheet with one stamp showing SG595ac re-entry and 1968 B.W. 2s6d complete sheet

1958 Crowns ½d orange in Cylinder 2 booklet pane of 6 u/m, showing the 'Part perf pane' variety (top row of 3 imperf on 3 sides), a scarce item, particularly so with cylinder. Cat £4500 (Image)

1958 2d brown, 3d lilac (pair), 6d claret and 10d blue, each a u/m example misperforated, a fine quartet. (Image)

1967 Machin (pre-decimal) collection of Doctor Blade flaws in u/m multiples, 295 stamps neatly presented on pages. Ex Tony Walker collection.

1968 Paintings 1/6d corner marginal u/m with 'Gold (value and Queen's head) omitted. Cat £350 (Image)

1968 Christmas 4d in upper left hand marginal pair u/m with dramatic mis-perforation (caused by a diagonal paper fold), very striking! (Image)

1971 2½p magenta in upper right corner marginal vertical pair u/m with a dramatic paper fold due to diagonal paper fold. Very striking! (Image)

1971 Machin 4p new blue in marginal imperf pair u/m. Scarce. Cat £3000 (Image)

1971 Christmas 7½p marginal u/m with 'Gold (Queen's head) omitted. Cat £300 (Image)

1997 Castle £1.50 u/m with striking perf shift downwards, leaving 'Caernarfon' largely omitted. (Image)

1998 Castle £5 in marginal pair u/m with progressive downward slant, splitting the 'Windsor Castle' wording at top and base. Most unusual! (Image)