VII – The Messenger Of The Four–––––––– THERE WAS YET ANOTHER missive to be handed to the doomed Minister. In the last he had received there had occurred the sentence: One more warning you shall receive, and so that we may be assured it shall not go astray, our next and last message shall be delivered into your hands by one of us in person. This passage afforded the police more comfort than had any episode since the beginning of the scare. They placed a curious faith in the honesty of the Four Men; they recognised that these were not ordinary criminals and that their pledge was inviolable. Indeed, had they thought otherwise the elaborate precautions that they were taking to ensure the safety of Sir Philip would not have been made. The honesty of the Four was their most terrible character