Bonhams 1793 : 1988 Christmas: 14p. progressive imperf. lower left corner cylinder block of twelve (4 x 3), lower strip imperf. and others with indentations, a few small wrinkles otherwise fine unmounted mint, a rare block. SG £2,200+. (636)

14p. progressive imperf. lower left corner cylinder block of twelve (4 x 3), lower strip imperf. and others with indentations, a few small wrinkles otherwise fine unmounted mint, a rare block. SG £2,200+.

Sold for £1,175 inc. premium