20 JUNE 1840 - 1d ENVELOPE UPRATED WITH 1d BLACK - stereo A166 (insignificant flap faults) to Edinburgh, cancelled with a superb deep red MX, uprated with a four margin 1d black, OL plate 3 (tiny tear on the base) tied by red MX in the same colour, CAMBRIDGE and Edinburgh cds on the back. Very attractive and scarce. SG £15000. Purchased in 1976 for £486. RPSL cert. (1975).Cross Reference: 1840s CANCELLATIONS, 1840 1d BLACKS, CAMBRIDGESHIRE, EDINBURGH (Image)

11 MARCH 1841 - 1d LETTERSHEET UPRATED WITH 1d BLACK - stereo obscured, to Warbleton cancelled with a black MX positioned somewhat lower than Britannia and uprated with a fine four margin 1d black, SF plate 8 state 1, tied by a further MX in black, Lombard Street ds on the flap. The note inside ref. an enclosed birth certificate, resulting in need for additional postage. Fine and attractive, SG £15000; RPSL cert. (1978). Cross Reference: 1840 1d BLACKS, LONDON POSTAL HISTORY, SUSSEX (Image)