There was little doubt about it. Bells were jingling, whistles were
blowing and men were hoarsely shouting. Then the gang-plank was
pulled to the dock, away from the steamer's side, just after a last
belated passenger had run up it.

Mooring ropes were cast off, and then with a blast from her siren,
that fairly made the decks tremble, the ship was slowly pushed out
into the river to drop down the harbor, and so on her way to Porto
Rico.

It was just before the pilot was about to leave, that Cora got a
chance to carry out her intention of drawing the attention of Mr.
Robinson to the mysterious man who had so seriously alarmed Inez.

The personal baggage of our travelers had been put away in the
respective staterooms, and they were all up on deck watching the
scenes about the harbor. Inez, who was standing near Mrs. Kimball
and Cora, suddenly gave a start, and touching Jack's sister on the
arm, whispered:

"There he is! And he is looking right at me!"

Cora turned quickly. She did behold the gaze of the fat man directed
in rather scrutinizing fashion on the Spanish girl, and, as he saw
that he was attracting attention, he quickly averted his eyes. In
appearance he was a Cuban or Spaniard, well dressed and prosperous
looking, but not of prepossessing appearance.

At that moment Mr. Robinson strolled past, talking to the captain
whom he knew, for the twins' father had long been engaged in a branch