1 jan 700 ano antes da era comum - ~710 BC – Nimrud lens
Descrição:
The Nimrud lens – a piece of rock crystal – may have been used as a magnifying glass or as a burning-glass to start fires by concentrating sunlight. It is later unearthed by Austen Henry Layard at the Assyrian palace of Nimrud in modern-day Iraq.Adicionado na linha do tempo:
Data:
1 jan 700 ano antes da era comum
Agora
~ 2727 years ago