139101 1840 1D GREY-BLACK PL.1A (SG3) FINE TO VERY FINE USED BLOCK OF FOUR.

1840 1D GREY-BLACK PL.1A (SG3) FINE TO VERY FINE USED BLOCK OF FOUR. A fine to very fine used block of four 1840 1d grey-black pl.1a (SG3) lettered PK PL QK QL, four close to fine margins and cancelled fine strikes red Maltese cross. All stamps show 10 o'clock ray flaw NW square. A very rare multiple, SG cat £24,000. (Ref 139101).