Help make Alexa smarter on Alexa Answers. Sign in with Amazon

History

When was window glass invented?

2 Answers

17th century

{{ relativeTimeResolver(1566586912838) }}

LIVE
Points points 55
Rating

3500 BC

{{ relativeTimeResolver(1585434526508) }}

LIVE
Points points 34
Rating

Similar Questions
Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE