"I smoke a pipe," was her astonishing reason.

She did not, however, offer to produce it.

As she had forecast, the tall foreigner did indeed presently issue from the Tours, and hailed one of the cabs waiting below the entrance. Greg cranked his engine. The other cab turned around at the corner and passed down beside them. Greg took care to be hidden behind his cab as the other passed. Climbing in he followed it as a matter of course.

"What time do you suppose it is?" asked his companion.

"About three."

"What a night!" she murmured.

"You're dead right!" said Greg grimly. He remembered what he carried behind and shivered.

They sped down town over the smooth pavement of Broadway. That erstwhile busy street was deserted now except for an occasional motor car like themselves roaring up or down with wide open throttle and except for the ubiquitous cats prowling diagonally across from curb to curb on errands known to themselves. The street lamps shone down like moons as indifferently upon solitude as upon crowds; all the shop fronts were dark.

Greg, it need hardly be said, was fairly eaten up with curiosity concerning his passenger, yet he could not question her. Her air of friendliness and confidence disarmed him. Questions implied a doubt. She volunteered no information about herself, but seemed to feel the necessity of saying something.

"Perhaps I ought to be riding in behind."