Here are a few links and documents about the Great Smog that took place in London from Dec. 5th to Dec. 9th 1952.

First a link to BBC News

http://news.bbc.co.uk/2/hi/uk_news/england/2545759.stm

Another one to About.com

http://history1900s.about.com/od/1950s/qt/greatsmog.htm

I cannot say « Enjoy » this time, I am afraid ….