"He'd used a device he called a chronoscope to search the history of Earth.    From Wordnik.com.  [Asimov's Science Fiction]

"Is that the Sterbinski who invented the chronoscope?".    From Wordnik.com.  [The Complete Stories Vol 1]

"You said you didn't tab me on the chronoscope, Araman.".    From Wordnik.com.  [The Complete Stories Vol 1]

I had envisioned a chronoscope used for research purposes.    From Wordnik.com.  [The Complete Stories Vol 1]

He said slowly, "Maybe the chronoscope doesn't exist at all?".    From Wordnik.com.  [The Complete Stories Vol 1]

The chronoscope is supposed to fill a five-story building, for.    From Wordnik.com.  [The Complete Stories Vol 1]

Maybe they're not deliberately holding out on a chronoscope they've got.    From Wordnik.com.  [The Complete Stories Vol 1]

Uniformly, as I have shown you, they did not make use of the chronoscope.    From Wordnik.com.  [The Complete Stories Vol 1]

You saw the way my wife reacted to the news of a chronoscope in the basement.    From Wordnik.com.  [The Complete Stories Vol 1]

What if you focus the chronoscope in the past of one-hundredth of a second ago?.    From Wordnik.com.  [The Complete Stories Vol 1]

Now what do you suppose would happen if we let news of a home chronoscope get out?.    From Wordnik.com.  [The Complete Stories Vol 1]

But the historian kept his balance and said, "Oh, no, there must be a chronoscope.".    From Wordnik.com.  [The Complete Stories Vol 1]

As for the chronoscope, your delvers into the dead past will get tired soon enough.    From Wordnik.com.  [The Complete Stories Vol 1]

Stop me if I'm wrong, but my nephew has built a semipor-table, low-power chronoscope.    From Wordnik.com.  [The Complete Stories Vol 1]

But then why did the young fool have to suppose that a chronoscope might not exist at all?.    From Wordnik.com.  [The Complete Stories Vol 1]

If the chronoscope becomes the terror of a few politicians, it's a price that must be paid.    From Wordnik.com.  [The Complete Stories Vol 1]

"Do you mean you're coming down here hoping I'll build a chronoscope, waiting for me to build one?".    From Wordnik.com.  [The Complete Stories Vol 1]

"Just this: I sent the details of the portable chronoscope off to half a dozen of my regular publicity outlets.".    From Wordnik.com.  [The Complete Stories Vol 1]

But I may be able to find out enough to tell you whether the government is deliberately suppressing research by chronoscope.    From Wordnik.com.  [The Complete Stories Vol 1]

He said, "I've never seen the chronoscope myself, but I'm under the impression that you actually see pictures and hear sound.".    From Wordnik.com.  [The Complete Stories Vol 1]

So the same fire that had driven him on to causing the construction of a chronoscope was now driving him on to the destruction.    From Wordnik.com.  [The Complete Stories Vol 1]

If you have the chronoscope, just focus it properly - ".    From Wordnik.com.  [The Complete Stories Vol 1]

"Things don't move any faster on the chronoscope than in real life.    From Wordnik.com.  [The Complete Stories Vol 1]

Why not build our own chronoscope and tefl the government to go to - ".    From Wordnik.com.  [The Complete Stories Vol 1]

No chronoscope can possibly see back in time further than 1920 under any conditions. ".    From Wordnik.com.  [The Complete Stories Vol 1]

Potterley actually reached over and snatched at Foster's jacket sleeve. "1 need the chronoscope.    From Wordnik.com.  [The Complete Stories Vol 1]

A delicate chronograph or chronoscope is used, which marks the time in thousandths of a second. ".    From Wordnik.com.  [The Psychology of Management The Function of the Mind in Determining, Teaching and Installing Methods of Least Waste] Reference

He built a chronoscope.    From Wordnik.com.  [The Complete Stories Vol 1]

A chronoscope can be built.    From Wordnik.com.  [The Complete Stories Vol 1]

"That you wouldn't build a chronoscope.".    From Wordnik.com.  [The Complete Stories Vol 1]

Nothing hides from the chronoscope.    From Wordnik.com.  [The Window at the White Cat] Reference

Assistant stops chronoscope and takes reading.    From Wordnik.com.  [Harvard Psychological Studies, Volume 1 Containing Sixteen Experimental Investigations from the Harvard Psychological Laboratory.] Reference

Build a chronoscope.    From Wordnik.com.  [The Complete Stories Vol 1]

"She wanted a chronoscope.    From Wordnik.com.  [The Complete Stories Vol 1]

When can you build a chronoscope? ".    From Wordnik.com.  [The Complete Stories Vol 1]

A chronoscope won't do you any good. ".    From Wordnik.com.  [The Complete Stories Vol 1]

But when can you build a chronoscope? ".    From Wordnik.com.  [The Complete Stories Vol 1]

"Only now, with a chronoscope, she'll find out.    From Wordnik.com.  [The Complete Stories Vol 1]