GREAT BRITAIN 1968 DEFINITIVES COVER WITH YEAR SLUG ERROR
½d, 1d, 2d and 6d pre-decimal definitives on Stuart cover with FIRST DAY OF ISSUE, MIDDLESEX circular cancels dated 5 FEB 1978 – ten years in the future (at the time of issue). Unusual and scarce. Generally fine. SG723/724/726/736
