Codeword Golden Fleece

When the Second World War opened, the Duke de Richleau and his friends Simon Aron, Rex van Ryn and Richard Eaton – the indomitable four – were in Poland. How did they come to be there and find themselves, even before the outbreak of hostilities, involved in conspiracy?
Scenes of intrigue, violence and escape in Warsaw are exceeded only by those which follow in Bucharest–whence the friends are carr...