‘I met Madame Swaan …’ he said. ‘Where? When?’ ‘At the dockside … Just now … She was going towards the outer pier …’ ‘On her own?’ ‘Yes, alone. I thought of tailing her … But then I remembered Dufour was expecting me … The pier’s a dead end, so she can’t get very far …’ ‘What was she wearing?’ ‘A dark coat … I didn’t pay attention

