1840 1d black pl.1a TJ, A superb unused imprimatur from the first registration sheet (before hardening), large balanced margins all round, a lovely fresh example and very rare being one of only 28 removed from the sheet, many of which are in institutiona (Image)

1840 (May 7) large part entire used in London, bearing 1840 1d black pl.1a FB, with large margins all round, neatly tied by a good strike and a second superb upright strike of the red Maltese cross, the reverse flap with good strikes of the datestamps ope (Image)

1840 1d black pl.1b HL with very good to huge margins, showing partial sheet margin at right, clear red MC, superb. (Image)

1840 1d black pl.1a LK worn impression, used on entire letter to Oswestry dated 30 May 1840, neatly tied by a good strike of the red Maltese cross; the reverse flap with Wrexham date stamp in red which opens perfectly for display; a fine and attractive Ma (Image)

1840 1d black pl.1a MG with crisp London "8" in Maltese Cross, just cut into at lower right square, a very striking example of this rare cancellation (S.G. £12'000) (Image)

1840 1d black pl.1a PB, RE-ENTRY, with large to huge margins, almost complete red MC, showing re-entries in SW square, very fine (SG AS2b). (Image)

1840 1d black pl.1 study lettered RK, plate 1a very fine tied on fragment by red MC, plate 1b with two good to fine examples, 1d red with close to good margins, also two examples from plate 1c (SG AS10), one with good margins, a fine & a scarce group (6) (Image)

1840 1d black pl.1a SJ with large to huge margins, unused with large part original gum, superb appearance, cert. Brandon (2005) (SG Spec AS1) (Image)

1840 1d black pl.1b AI with good to very good even margins, showing INVERTED WATERMARK variety, clear partial red MC, very fine and scarce. (Image)

1840 1d black pl.1b BG, large to very margins all around with part of adjoining stamp at bottom, practically complete crisp superb red MC, fresh & extremely fine (Image)

1840 1d black pl.1b EB, with good to large margins, practically complete central black MC, very fine appearance with the scarcer black cross. (Image)

1840 1d pl.1b IE MATCHED pair, with 1d black with almost complete central red MC, and 1d red with superb clear black MC, both with good to large margins, 1d black shows the constant variety "DOT IN P OF PENNY" (Spec AS5), variety not present on the 1d red (Image)

1840 1d black pl.1b IF with good to very large even margins, showing INVERTED WATERMARK variety, clear central complete red MC, very fine to superb. (Image)

1840 1d black pl.1b IL with non-coincident re-entries showing recut and enlarged letters, good to very large margins, central clear complete red MC, small thin not detracting, very fine appearance (SG AS5c). (Image)

1841 1d pl.1b JH red printing from ìblack plates,î with large to very large even margins, superb, crisp black complete MC, very fine, showpiece, ex R.M. Philips (S.G. £375). (Image)

1840 1d black pl.1b KA with good to large margins, showing INVERTED WATERMARK variety, clear, neat almost complete red MC, very fine. (Image)

1840 1d black pl.1b ME, large even margins & superb crisp complete red MC, an exceptional single, showpiece penny black. (Image)

1840 1d black pl.1b MK-ML, mint right sheet marginal horizontal pair with partial marginal inscription "... In Wetting the ...", MK shows non-coincident re-entry, good even margins on other three sides, some creasing, slight rubbing & gum redistribution (Image)

1840 1d black pl.1a & pl.1b matched pair lettered PA, both fine used with good to large even margins, plate 1b showing non-coincident re-entry (SG AS5c), both with clear red MC, a very attractive matched pair (Image)

1841 1d pl.1b PC-PD pair from red printing with ìblack plates,î very good to huge margins all around, blacks MCs, very fine and scarce in a pair (S.G. Spec. £950).

1840 1d black pl.1b SA, a superb marginal example from the left of the sheet neatly cancelled by a good strike of a deep red Maltese cross, a very attractive and rare marginal example; cert. BPA (2008); ex "Minimus" and Pichai. (Image)

1841 1d pl.1c BL state 3 red printing from ìblack plates,î with good to large margins and showing check corner letters of the adjoining stamp above, almost complete neat black MC, very fine (SG Spec AS8, £650). (Image)

1841 1d pl.1c LA, fine used with good margins, black MC showing faint "L" and upper stars (Spec AS7), also plate 1b red FA, good to large margins, black MC showing double letter "F" (Spec AS6f).

1840 1d black pl.2 HL, RE-ENTRY, with good to very large margins, complete central red MC, without ray flaws, a superb appearance (S.G. Spec. AS15a £550, AS15f). (Image)

1840 1d black pl.2 ND-NE, horizontal pair, large to very margins all around, used with red MC, the right example showing dot in centre of the MC, superb pair demonstrating that appearance or not of dot in MC depending on inking, cert. Louis (2006). (Image)