Biggles in the Baltic

War is declared, and Biggles is ready for action! September 1939. Britain has declared war on Germany. Major James Bigglesworth, known to his friends as ‘Biggles’, is eager to get straight into the action alongside old friends Algernon ‘Algy’ Lacey and ‘Ginger’ Hebblethwaite. They don’t have to wait long. The British government has covertly acquired a small island in the Baltic, off the north coast of Germany. The island is unremarkable save for one feature: a natural sea cave, unknown to the Ge