10 AS ANN POMEROY walked back from the funeral she was pondering in her mind why Richardson should have wanted Mrs Trefusis’ address, and she arrived at a conclusion. The famous detective from Scotland Yard hoped to strengthen the evidence against her cousin Miles that he had left the bridge party strongly incensed against his wife over the episode of the ring. She knew enough of Mrs Trefusis to be sure that any story from her would lose nothing in the telling. The minds of the big men at Scotland Yard worked strangely. They had those letters written by Casey, they had the knowledge that he was in the habit of calling at the bungalow at the actual hour at which the murder must have been committed, and yet they seemed to have taken no action but to have swallowed whole the story that he to

