It stood about twice as high as the outer, was also topped with live wires and lights, and was loopholed for defense.

This formidable barrier was pierced by a small gate, flanked by two machine-guns.

On the gate-post was affixed an elaborate set of rules regarding those who might and might not enter.

The Master smiled dryly, and opened the gate.
Even from without, the loom of the monstrous airship had been visible.
The eye could hardly at first glance take in the vastness of this stupendous thing, that overshadowed all the central portion of the huge enclosure.

It gave a sense of power, of swift potentialities, of speed unlimited.