author - "Roy Rockwood"
ssor, and Andy Sudds went off on occasional hunting trips.But the spirit of adventure was still strong in the hearts of the boys and the professor. One day, in the midst of some risky experiments at college, Jack and Mark, as related in "Through Space to Mars," received a telegram from Professor Henderson, calling them home. There they found their friend entertaining as a guest Professor Santell Roumann, who was almost as celebrated as was Mr. Henderson, in the matter of inventions.
Mermaid, the professor, theboys, Washington and Andy, sailed until they came to the greatshaft leading downward. Then the ship rose in the air anddescended through clouds of vapor. After many perils theyreached the center of the earth, where they found a strange raceof beings.One day, to their horror, an earthquake dosed the shaft by whichthey had come to the center of the earth. The boys were indespair of ever getting to the surface again, but the professorhad been prepared for this emergency,
ssor, and Andy Sudds went off on occasional hunting trips.But the spirit of adventure was still strong in the hearts of the boys and the professor. One day, in the midst of some risky experiments at college, Jack and Mark, as related in "Through Space to Mars," received a telegram from Professor Henderson, calling them home. There they found their friend entertaining as a guest Professor Santell Roumann, who was almost as celebrated as was Mr. Henderson, in the matter of inventions.
Mermaid, the professor, theboys, Washington and Andy, sailed until they came to the greatshaft leading downward. Then the ship rose in the air anddescended through clouds of vapor. After many perils theyreached the center of the earth, where they found a strange raceof beings.One day, to their horror, an earthquake dosed the shaft by whichthey had come to the center of the earth. The boys were indespair of ever getting to the surface again, but the professorhad been prepared for this emergency,