GREAT BRITAIN 1957 SCOUT JAMBOREE CYLINDER PAIRS FIRST DAY COVER, LEADENHALL
2½d and 4d World Scout Jubilee Jamboree left marginal cylinder pairs and 1½d Wilding definiitve on plain registered cover with LEADENHALL STREET cancels dated 1 AUG 1957, the first day of Scout Jamboree issue. Fine. SG557/8; SC334/5; BC74var