The third world has no interest in building such machines.

Together they were trying to build a machine that would stop time.

Why, some young Americans had just built a flying machine!

But first, scientists need to build a machine to run the program.

It was successful, so he decided to build a machine which could support a man.

If you're allowed to read books, you could learn how to build machines on paper.

I couldn't build a machine with a design like this; nobody would buy it.

The problem is to build a machine that can act as this tool.

A going back through a thousand years to a knowledge that could build machines like these.

And I should like to see the book that tells how to build machines.