We followed Kennedy, speechless. What was there to say? We had already seen him open a safe with it himself.
Though we were thus far on our way, we had not even a clue as to the identity of the criminal or criminals.
I recalled Burke’s own theory as he had expressed it. Could it be that some one had betrayed to a foreign government agent the priceless secret of the telautomaton?
V
THE WHITE LIGHT CAFÉ
“As long as I am back in the city,” continued Kennedy, while we stared at one another, wondering what next move to make, “I think that I had better take the opportunity to make some investigations in my laboratory which would be impossible out at Westport.”
In the mean time Burke had been examining the burglar’s microphone, turning it over and over thoughtfully, as if in the hope that it might furnish some clue.
“It might have been possible,” he ruminated, “for some one to get into the building at night if the night watchman was off his guard and he had a key to the building. I suppose he might get out again, too, under the same circumstances.”
“A good lead,” agreed Kennedy. “While you are finding the night watchman and getting anything else along that line of reconstructing what actually did take place it will give me just the chance I need. Let us meet in two or three hours—say, at Mr. Hastings’s office. Let me see, I believe your firm is Hastings & Halsey, isn’t it?”
“Hastings & Halsey,” repeated the lawyer. “You are quite welcome to meet again there. You know where it is, on Wall Street?”