1855 DIE 2 1D PL.8 USED BLOCK OF TWELVE S.C.16 (SG21). Used block of twelve from die 2 1d pl.8 S.C.16 (SG21) lettered OF OG OH OI OJ OK PF PG PH PI PJ PK, several short perfs, block centred to upper right and with indistinct cancellations but nevertheless a RARE MULTIPLE, as blocks of four cats. £1800. Ex Captain Holland collection. (Ref 108416).