GB QV 1840 SG2 1d Black Pl 6 TA Yellow Newham-on-seven MX Lamonby Cert Very Rare

A fine Penny Black Plate 6 position TA with a very scarce Yellow Maltese Cross Cancel of Newham-on-seven. Fine colour and impression. No Faults. Large to good margins. Comes with original Lammnby and Allen Sales card.
SG Catalogue of 1967 2nd Edition catalogued at £200, noting a scarce mint Penny Black VR was catalogued at £180 as a comparison. Now Unlisted. Feldmans sold one in May 2009 for £6600 plus commission but was 3 margined and smudged!
A Great Britain rarity.