"Jack!" Green's appeal was almost frantic now.

With a bound the horse responded, plunging forward with greater speed than ever.

A shot rang through the air. Jack swerved heavily to one side; then he rolled over dead.

CHAPTER VII.
A FALSE ALARM.

The good horse Jack was dead, but neither Green nor Cyril were hurt. Fortunately for them the last violent movement of the animal threw them quite clear of its body.

"Cowards!" exclaimed Green, rising, and looking indignantly through a cloud of dust in the direction whence the shot had been fired.

"'Cowards!' exclaimed Green, rising, and looking indignantly."