"Beware, I am still after you! I will yet blow you sky–high!"

"He threw that in through the window!" cried Mark. "He must be outside here. Let's see if we can't catch him."

"That's right," added Jack. "Andy! Washington! Come on!"

The boys, followed by the hunter and the man, hurried from the house.

CHAPTER XIV

OFF FOR MARS

It was dark outside, and coming from the lighted room, the searchers at first could discern nothing. Then, as their eyes became accustomed to the gloom, they could make out objects with greater distinctness.

A movement in a tree, just outside the broken window, attracted the attention of Andy.

"Here's something!" he cried.

He raised his gun, which he had caught up as he rushed from the house, and fired high enough in the air, so as not to hurt whoever was in hiding. The flash of the weapon showed a man in the act of sliding down the trunk.