1950 ... "How to Protect Yourself in an Atomic Attack"

... Grim - that was the mood of Civil Defense advice at the start of the Cold War. Five short years after the end of WW2 and many people felt that an atomic slug-fest with the 'Reds' was inevitable.

Here's a helpful film to prepare us for what is coming in 1951 - in grim black and white narrated grimly by Edward R. Murrow.