not observing him. If he could place his taxicabs where they would attract her, even casually, the main difficulty would be out of the way. The moment she turned her head toward the cabs he would step out into plain view. The girl was susceptible and adventuresome.
Kitty saw a man step out of the foremost taxicab, give some instructions to the chauffeur, and get back into the cab, immediately to be driven off at moderate speed. She recognized the man at once. Never would she forget that squat, gorilla-like body. Karlov! Yonder, in that cab! She ran to the remaining cab; wherein she differed from angels.
"Are you free?"
"Yes, miss."
"See that taxi going across town? Follow it and I will give you ten extra fare."
"You're on, miss."
Karlov peered through the rear window of his cab. If she had in tow a Federal agent the manœuvre would fail, at a great risk to himself. But he would soon be able to tell whether or not she was being followed.
As a matter of fact, she was not. She had returned to New York a day before she was expected. Her unknown downtown guardian would not turn up for duty until ordered by Cutty to do so. She entered the second cab with no definite plan in her head. Karlov, the man who wanted to kill Johnny Two-
