Leaving Innes seated at the big table with an expression of despair upon his face, Detective Inspector Wessex set out. He blamed himself for wasting time upon the obvious, for concentrating too closely upon the clue given by Harley's last words to Innes before leaving the office in Chancery Lane. It was poor workmanship. He had hoped to take a short cut, and it had proved, as usual, to be a long one. Now, as he sat in a laggard cab feeling that every minute wasted might be a matter of life and death, he suddenly became conscious of personal anxiety. He was a courageous, indeed a fearless, man, and he was subconsciously surprised to find himself repeating the words of Nicol Brinn: "Be careful—be very careful!" With all the ardour of the professional, he longed to find a clue which should lead him to the heart of the mystery.
Innes had frankly outlined the whole of Paul Harley's case to date, and Detective Inspector Wessex, although he had not admitted the fact, had nevertheless recognized that from start to finish the thing did not offer one single line of inquiry which he would have been capable of following up. That Paul Harley had found material to work upon, had somehow picked up a definite clue from this cloudy maze, earned the envious admiration of the Scotland Yard man.
Arrived at his destination, he asked to see Miss Abingdon, and was shown by the butler into a
