1840 1d Grey-black Pl.1a. Unused o.g. four margin example (MH). Spec. AS2. 1985 RPS Cert. Ex H.O. Fraser. Cat £18500.  (Image)

1840 1d Intense black Pl.1a. Used four margin example (DI) cancelled by a black MC. Scarce cancellation on this plate. Spec. AS1f. Cat £1100. Ex. Cawardine. (Image)

1840 1d Grey-black Pl.1a. Used good to large four margin example (KK) tied to piece by a red MC and a red town datestamp. Rare combination. Spec. AS2xb. 1988 RPS Cert. Ex Victoria. (Image)

1840 1d Black Pl.1a. Very fine group of six four margin used examples all cancelled by red MC's. Fantastic appearance. (Image)

1840 1d Black P.1a. “May Date”. Front bearing 1d Black (RB) tied by a red MC with a matching datestamp at left for MY.9.1840. Horizontal crease affecting adhesive. (Image)

1840 1d Black P.1a. “May Date”. Entire sent from London to Hampstead bearing a 1d black tied by red MC's backstamped by London datestamps for MY.12.1840. Small tear at foot of adhesive. Cat £3250. (Image)

1840 1d Black P.1a. “May Date”. Entire sent from Sheffield to Wisbeach bearing a 1d black tied by a red MC backstamped by a Sheffield dispatch datestamp for MY.30.1840. and a Wisbeach arrival for the following day Sunday 31st. Cat £2000. (Image)

1840 1d Black Pl.1a. Two covers each bearing four margin 1d Black Pl.1a used in June 1840 and tied by red MC's. A fine pair of covers. (Image)