William Le Queux's "The Sign of Silence" is an exciting spy book that puts readers proper within the middle of an interesting mystery. The story is set a detective named Gilbert Larose who is drawn into a completely complicated and mysterious case. As the tale is going on, Larose looks into a series of hard crimes associated with the surprising disappearances of remarkable humans. Larose discovers a web of spying, intrigue, and betrayal as he digs...