Now, as the green metal robot stood framed in the great green ship, he seized his chance.

The giant metal robot suddenly picked up Joan in his mighty arms as though she were a doll.

There was virtually no metal any- where except for the brain, yet they were nearly as tough as metal robots.

Both the lithe an- droid and the towering metal robot braced themselves for a hopeless battle.

The metal robot can hear better than any human be- ing, because bis microphonic ears are super-sensitive.

The three visitors were a tall red-haired young Earthman, a lithe, rubbery-looking man, and a huge metal robot.

Another cut stings across his back, and another gleaming metal robot looms in his way.

Seldon's eyes wandered to the metal robot.

In the daylight, the green metal robot seemed even larger, more sinister.

Underneath it lay the melted down remains of two metal robots which had been of a weirdly unusual design.