1939 St. Louis Smog

The 1939 St. Louis smog was a severe smog episode that affected St. Louis, Missouri, in the United States in 1939. Visibility was so limited that streetlights remained lit throughout the day and motorists needed their headlights to navigate city streets.

Read more about 1939 St. Louis Smog:  The Problem of Pollution Control, The Smog Episode and Its Aftermath

Famous quotes containing the word louis:

    You can forgive people who do not follow you through a philosophical disquisition; but to find your wife laughing when you had tears in your eyes, or staring when you were in a fit of laughter, would go some way towards a dissolution of the marriage.
    —Robert Louis Stevenson (1850–1894)