heliograph

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The pioneers of reproductive imagery in the 1830s called their pictures by many names — heliographs, calotypes, daguerreotypes — but the word that stuck was photograph: a “drawing with light.”

From New York Times

Just think of the tectonic shifts it has undergone since the French inventors Nicéphore Niépce and Louis Daguerre were tinkering with heliographs and daguerreotypes.

From New York Times

As the big shells sped across the town to drop within the laager beyond, the enemy's signallers heliographed their direction to the emplacement of Big Ben.

From Project Gutenberg

Far in rear, upon a hill-top, a heliograph blinked and flickered in the sun.

From Project Gutenberg

In fact it seems to have acted as a pre-historic heliograph.

From Project Gutenberg