His head fell back.

Unnerved, his fingers lost their hold.

And, whirling over and over in midair, he dropped like a plummet.
By one wall lay Flint's body.

At the foot of the ladder, like a crushed sack of bones, sprawled the corpse of "Tiger" Waldron.
And still the rushing oxygen, with which they two had hoped to dominate the world, poured through the six-inch main, far, far above--senseless matter, blindly avenging itself upon the rash and evil men who impiously had sought to cage and master it!.