CHAPTER VI

FLANK MOVEMENT AND REAR ATTACK


When Jack Benson first touched the sidewalk, and the automobile glided
on, leaving him in the wake of Millard, it was the young submarine
captain's intention to follow his instructions to the letter.

Millard, having no especial reason of his own for feeling in danger, was
walking along at a moderate gait, occasionally glancing into shop
windows or gazing at the people whom he passed.

He did not look behind, so it was easy for Jack, less than half a block
to the rear, and keeping close to the buildings, to follow without being
detected.

"Hullo," muttered the submarine boy. "There's a policeman on the
crossing at the next corner. In another moment our long-legged one will
be safely in custody."

Feeling in his inner coat pocket for the written authorization, Benson's
fingers touched the envelope.

"He's easily caught;" murmured the boy.

There is sometimes a big slip between a wish and its fulfillment. Just