as another big explosion took place, to see if any other picture men were on hand, but the terrible mountain seemed deserted, though of course someone might be on the other side.
"What's that?" suddenly cried Ned, looking apprehensively at his chum. At the same time Tom jumped to his feet, for he had been kneeling near the camera.
"Bless my" began Mr. Damon, but he got no farther, for suddenly the solid ground began to tremble and shake.
"An earthquake!" shouted Mr. Nestor. "Come, Tom! Get back to the ship!" The young inventor and Ned had been the only ones to leave it, as it rested on a spur of the mountain.
As Tom and Ned leaped forward to save the camera which was toppling to one side, there came a great fissure in the side of the volcano, and a stream of molten rock, glowing white with heat, gushed out. It was a veritable river of melted stone, and it was coming straight for the two lads.
"Run! Run!" cried Mr. Nestor. "We have everything ready for a quick flight. "Run, Tom! Ned!"
The lads leaped for the Flyer, the molten rock coming nearer and nearer, and then with a cry Koku sprang overboard and made a dash toward his master.
