1963 HIGH VALUE PACKET SERVICE/£1 CASTLE ISSUE. Linen parcel tag sent registered mail with red "HVP" label and 9d Wilding and £1 Castle (corner faults) from London to "BANK OF SCOTLAND...EDINBURGH" cancelled "REGISTERED" oval datestamp with "BANK OF SCOTLAND" receivers datestamp 12.DEC.1963. Very scarce commercial usage of the £1 Castle. (Ref 77681).
