Andy and Jamie ran down with David. No trace of the boat was to be
found.

In the earth above the shore were plainly to be seen the tracks of
two men wearing hobnailed boots.

"They's fresh tracks," declared David.

"Made this marnin'," Andy agreed. "They's the same kind of tracks as
the ones I see under Lem's window. Whoever 'twere made these tracks
shot Lem and took his silver."

"And now we're left here on the island with no way of gettin' off,"
said David.

"What'll we be doin'? How'll we ever get away?" asked Jamie in
consternation.

But that was a question none of them could answer.




CHAPTER VII

THE MYSTERY OF THE BOAT


The boys looked at each other in consternation. They were marooned on
a desolate, rocky, sparsely wooded island. Boats passed only at rare