The theme was famous people. The United Kingdom issued a set this year. Four countries, Gibraltar, Iceland, Ireland, and Liechtenstein, used the four CEPT letters instead of the official logo. Most stamps were issued in late April or early May.
Andorra
Austria
Bardsey Island (Wales)
Belgium
Cyprus
Denmark
Faroes
Finland
France
West Germany > Germany
Gibraltar
Great Britain
Greece
Guernsey
Iceland
Ireland
Italy
Jersey
Liechtenstein
Luxembourg
Malta
Monaco
Netherlands
Portugal
San Marino
Spain
Sweden
Switzerland
Turkey
Turkish Republic of Northern Cyprus
Yugoslavia