he drew near to it he saw its captain come off from shore alone. Then the guard from one of the revenue cutters was withdrawn, anchors were lifted, and the tow began to move slowly down the channel. It was certain that no one save the captain had gone aboard, nor had any cargo been taken in except a few tons of carefully examined coal.
Never in his life had the spy been so puzzled and disappointed; but it was a slight consolation to know that Spain's vigilant cruiser would accompany the Gringos to Havana. Even now was the black-hulled warship preparing to follow the departing tow. As the massive anchor broke away from the bottom, her great screw began to churn the water, and she slowly forged ahead. Suddenly her screw ceased to act, she took a sheer in the wrong direction, there was a vast amount of confusion on her decks, and in another minute she was fast aground on a bank of the narrow channel. Every eye in Key West harbour was fixed upon her, and before any one again thought of the departing tow, it had gained the high seas, and was beyond the jurisdiction of either Spain or "Uncle Sam." A little later, with the saucy Mermaid safely hidden in the ample receptacle of the great dumping scow, the tow had vanished in the direction of Havana.
That night the spy boarded a swift passenger steamer bound for the same port, which at sunrise of the following morning passed beneath the frowning walls of Moro Castle in company with the tow he had come to watch.
The Mermaid retained her berth even after a pilot had boarded the tug, and her crew looked eagerly upon the wonderfully beautiful scene unfolding before them as they passed through a narrow entrance into the broad, land-locked harbour of Havana.
Carl Baldwin, to whom everything was excitingly novel, viewed with delight the grim Moro with its tall lighthouse tower, the white Cabanas fortress, the tinted,
