Sooner or later you will find that I am right." "It is best to keep close watch on him," advised one of the men.

"We know that he is in communication with the police and we know that he visits the Castle, despite his declaration that he knows no one there.
To-day's experience proves that.

I submit that the strictest caution be observed where he is concerned." "We shall continue to watch his every movement," said William Spantz.
"Time will tell.

When we are positive that he is a detective and that he is dangerous, there is a way to stop his operations." His son grinned amiably as he swept his finger across his throat.

The old man nodded.
"Dangloss suspects more than one of us" ventured Brutus, his gaze travelling toward Olga.