Page 103 - Frank Walton GB Queen Elizabeth II Wildings

10d Prussian Blue

5 April 1955 - Leicester Square, London to Frankfurt, Germany

All-up European letter rate from 1 October 1950 to 30 September 1957: 4d first ounce.
Foreign express fee from 13 June 1921 to 31 December 1955: 6d.

4 May 1967 - Spalding to Newcastle, Australia
Postcard Air mail Zone C from 3 October 1966 to 14 February 1971: 10d.