We must sweep the heavens, strain the seas, and leach the air, to obtain all this material.

Instead of a telescope to sweep the heavens, we are furnished with a microscope to detect infusoria.

The shadowy forms of the night-hawk are plainly seen as they sweep the heavens for their evening meal of insects.

The brother answered that he had the charge of the moon, but he left to his sister to sweep the heavens for comets.

The more powerful the telescope through which we sweep the heavens, the greater the number of the stars that can be seen in it.

We adjust our instrument for general observation, and sweep the heavens as easily as we pick out a single figure in the terrestrial landscape.

The Earth-beam still swept the heavens like a stiff, upstanding sword.

From the forts that ringed the ancient city the darting searchlights swept the heavens.

Has it not swept the heavens clear of clouds that wrapped it in darkness?

LaPlace swept the heavens with his telescope, but could not find anywhere a God.

Then his livening glance swept the heavens inquiringly.

She swept the heavens with a rapid glance, trying to compass all the meaning of his questions.

But the little telescope of Galileo still swept the heavens, and another revelation was announced-themountains and valleys in the moon.

Sweeping the heavens from east to west, from north to south, they searched the firmament, but could not find the Zeppelin.

"I have swept the heavens with my telescope," said Lalande, "and I have not found your God."

"The true artist," he said, "must plant his feet firmly on the earth, and sweep the heavens with his pencil.