Boston & Spilsby, £1, 18 September 1813, serial no. A 631, black and white, partner's initials top left, for Abraham Sheath, Challis Sheath and George Smith, red horizontal overprint £1 at top, red overprint 361 below (cf GR 342 for similar), a most unusual Ashby engraving with a red security overprint and almost certainly part of the original printing, of the greatest rarity, some repair and age spotting otherwise a very presentable very good
Boston & Spilsby, £1, 18 September 1813, serial no. A 631, black and white, partner's initials top left, for Abraham Sheath, Challis Sheath and George Smith, red horizontal overprint £1 at top, red overprint 361 below (cf GR 342 for similar), a most unusual Ashby engraving with a red security overprint and almost certainly part of the original printing, of the greatest rarity, some repair and age spotting otherwise a very presentable very good

Details
Boston & Spilsby, £1, 18 September 1813, serial no. A 631, black and white, partner's initials top left, for Abraham Sheath, Challis Sheath and George Smith, red horizontal overprint £1 at top, red overprint 361 below (cf GR 342 for similar), a most unusual Ashby engraving with a red security overprint and almost certainly part of the original printing, of the greatest rarity, some repair and age spotting otherwise a very presentable very good