[bigbob]

I don’t remember that ad, but while it’s not what you’re looking for, this is a fun one (!) from the very early years of the Atomic Age. It’s designed to teach elementary school kids how to “do a good job” as part of the atomic team:

http://www.youtube.com/watch?v=7GJ-HYjwykM

[PowderMonkey]

If you long for the days of air raid drills, Cuban missiles, CD, and all things "The Bomb," here's one of my favorites…"Stand by on this frequency for an important message…" : CONELRAD