"This is, to my mind, the most serious aspect of the affair," he said gravely. "Mrs. Aliston is right; an overdose of that drug would be fatal to you. Your life has been jeopardized. I agree with Mrs. Aliston, your investigation is in the hands of bunglers; let us hunt these fellows down."
"I will see that an officer is telegraphed for at once; but—shall I send to the regular bureau, or—how?"
"There is one man in the city, if he is in the city now, who is qualified for the position he holds. He has withdrawn himself from the regular force, and acts solely on his own responsibility. He is much sought after, and possesses wonderful abilities; some of his exploits have been truly astounding."
"And this man is—"
"Mr. Lamotte; Mr. Francis Lamotte," announced a servant.
"Show them in," said Constance, at the same time gathering up the piece of cambric and the little vial and putting them in her pocket.
Doctor Heath arose, and taking up his hat, murmured an apology.
"I have a patient at this hour, Miss Wardour, and will call again during the day. You will not stand in need of my counsel now," smilingly. "Mr. Lamotte can give you all needful advice, and he is sure to be right," and Doctor Heath bowed himself out.
"The Wardour diamonds," he muttered, as he mounted his horse. "And to think that they almost cost her her life; a skilled hand was it? Well, when the detective comes, I, too, may have a clue for him."