“It might be recovered,” cried Slade, excitedly.

“Could you chart it, Darrow?  Think of the possibilities—­”

“Let it lie,” said the captain.  “Has it not cost enough?  Let it lie.”

The water in the tub fumed and sparkled faintly and was still.  Darkness fell, except where Darrow’s cigarette point glowed and faded.

THE END