be somewhat difficult to describe. He knew, of course, that they had his diamonds, and he was equally certain that sooner or later they would make an attempt to get them out of the country. He watched them somewhat as a dog watches another dog who has stolen a bone from him, but beyond watching he dare not go. To give the slightest hint to the police would be to confess to the guilty knowledge of which he was already more than suspected. It would also utterly ruin the prospects of his action.
It was almost agony to him to see them calmly revolving in their circle of ponderous respectability, but he could only suffer in silence. Their stolid cunning gave not the slightest opening through which he could even indirectly point the finger of suspicion at them, and when at length Mr. Ulrich Engstroem was about to start for Cape Town, en route for his native land, "where the death
