“What is the matter, Dick?”

“Is it an illusion? Can it be possible?”

“What do you mean?”

“Wait!” and so saying, the Scot wiped the sights of his spy-glass carefully, and looked through it again intently.

“Well?” questioned the doctor.

“It is he, doctor!”

“He!” exclaimed Ferguson with emotion.

“It is he! no other!” and it was needless to pronounce the name.

“Yes! it is he! on horseback, and only a hundred paces in advance of his enemies! He is pursued!”

“It is Joe—Joe himself!” cried the doctor, turning pale.