She tucked it in her bag and went to telephone to Dick.

And would he meet her on the corner under the street lamp that night when she came home from the office? She had something to tell him.

Dick met Nannie, and presently they pursued their rapturous way. A little later Tommy Jackson passed by. Something caught his eye.

A bit of white paper.

He stooped and picked it up. It was Mary's letter to Nannie. Nannie had cried into her little handkerchief while she talked to Dick, and in getting the handkerchief out of the bag the letter had come with it and had dropped unnoticed to the ground.

It had been years since Tommy had seen any of Mary's writing. A sentence caught his eye, and he read straight through. After all, there are things permitted an officer of the law which might be unseemly in the average citizen.

And when he had read, Tommy began to say things beneath his breath. And the chances are that had Kingdon Knox appeared at that moment things would have fared badly with him.

But it was Mary Barker who came. She had under her arm in a paper parcel the fat doll with the blond curls and the blue socks. She did not see Tommy until she was almost upon him.

Then she said: "What are you doing here, Tommy?"

"Why shouldn't I be here?"