At neither of these halting places had he heard any one enter or leave the taxi.

He had heard no summons from his fare, even though a tube, which was in perfect working order, was fixed close to the back of his head.
He had known nothing, in fact, until a policeman had stopped him, having caught a glimpse of the ghastly face inside.

There was no evidence which served to throw a single gleam of light upon the affair.

Mr.Vanderpole had called at the Savoy Hotel upon a travelling American, who had written to the Embassy asking for some advice as to introducing American patents into Great Britain and France.

He left there to meet his chief, who was dining down in Kensington, with the intention of returning at once to join the Duchess of Devenham's theatre party.