a moment until they, too, came to a stop.

"Here they are!" shouted the voice of a man, as he jumped out,
followed by a woman.

Kennedy stepped forward, waving his automatic menacingly.

"You are under arrest for conspiracy--both of you!" he cried, as
we recognized Doctor Burr and Miss Giles.

A little cry behind me startled me, and I turned. Janet Cranston
had flung herself into the arms of the only person who could heal
her wounded soul.




IV

THE MYSTIC POISONER


"It's almost as though he had been struck down by a spirit hand,
Kennedy."

Grady, the house detective of the Prince Edward Charles Hotel, had
routed us out of bed in the middle of the night with a hurried
call for help, and now met us in the lobby of the fashionable
hostelry. All that he had said over the wire was that there had
been a murder--"an Englishman, a Captain Shirley."