1964 HIGH VALUE PACKET SERVICE/£1 CASTLE ISSUE. Linen parcel tag sent registered mail with red "HVP" label with Wildings 3d, pair of 1/6d and £1 Castle from London to "BANK OF SCOTLAND...EDINBURGH" cancelled "REGISTERED/2 JAN 64/LOMBARD STREET" oval datestamps with "BANK OF SCOTLAND" receivers datestamp same date. Very scarce commercial usage of the £1 Castle. (Ref 77677).
