Foggy Old London of the Early 20th Century

In the first half of the 20th century, London was covered in almost constant "fog" , , until 1956, when the Clean Air Act was implemented, but the fatalities from the Great Smog in 1952, when the smog was at its highest, are said to have reached 12,000.   Take a glimpse into life in the foggiest of cities - old London.