Heliography

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

Heliography is an early photographic process, based on the hardening of bitumen in sunlight. It was invented by Nicéphore Niépce around 1822.

Excerpt from the Wikipedia article “Heliography”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Nicéphore Niépce (1765-1833), Public domain, via Wikimedia Commons.