I only hope that he has not located you, and, from what you tell me of your later methods, I fancy that you would have shaken him off even if he had started to follow you from the tea-shop." "I hope so too.

But how did that woman manage to stick to me in that way?
What was the mistake we made ?" Thorndyke laughed grimly.

"It was a perfectly asinine mistake, Jervis.
You started up Kennington Park Road on a leisurely, jog-trotting omnibus, and neither you nor I remembered what there is underneath Kennington Park Road." "Underneath!" I exclaimed, completely puzzled for the moment.

Then, suddenly realizing what he meant, "Of course!" I exclaimed.

"Idiot that I am! You mean the electric railway ?" "Yes.