Wandl, The Invader by Ray Cummings:
Science Fiction Inventions, Technology and Ideas

"In the shadow of the moon, Wandl’s space fleet meets the armada of the three allied worlds in final, titanic battle."


('Wandl, the Invader' by Ray Cummings)

Select an invention:

Automatics
Machinery capable of running some aspect of a space ship's operation on its own.

Gravity Beam
An conical attractive ray, it pulls ships to their doom.

Isolation Barrage
Device prevents eavesdropping.

Mirror Grid Multiple-View Surveillance Panel
Very modern presentation combining multiple camera viewpoints, selectable using one monitor screen.

Space Force
That branch of the military with a presence outside the atmosphere.

Vacuum Cylinder
Traveling first class, but like mail, in a tube system.

 

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