Referendum Trumps No.12: Capt. Eric "Winkle" Brown, former senior naval officer and Britain's (and Scotland's) greatest aviator.

Referendum Trumps No.11: Jacek Rostowski, former Polish Deputy Prime Minister and Minister of Finance.

Referendum Trumps No.10: David Smith, Economics Editor of the Sunday Times.

Referendum Trumps No.9: Paul Krugman, Professor of Economics & International Affairs at Princeton University.

Referendum Trumps No.8: Robin Harper, former Co-Convenor of the Scottish Green Party

Referendum Trumps No.7: an unnamed senior executive in the Scottish financial sector

Referendum Trumps No.6: Stuart Crawford, former SNP defence spokesman and parliamentary candidate

Referendum Trumps No.5: Li Keqiang, Premier of the People's Republic of China

Referendum Trumps No.4: Stephen Harper, Prime Minister of Canada

Referendum Trumps No.3: Tony Abbott, Prime Minister of Australia

Referendum Trumps No.2: Carl Bildt, Swedish Foreign Minister

Referendum Trumps No.1: Barack Obama

Introducing the first card of the Referendum Trumps pack. Collect the set!