The attached was written in the days before satellites and intercontinental ballistic missiles altered the manner in which World War III is likely to be executed, but if you're interested in knowing how global atomic war would have been played out in 1950 (prior to the invention of the Hydrogen Bomb) - then this is the article for you. This dreadful scenario is a composite prognostication gleaned by one Washington journalist who sat through numerous Defense Office Public Information briefings and interviewed a phalanx of field marshals, admirals and other assorted general officers on both sides of the Atlantic.
This startegy changed with the invention of the ICBM, which you can read about here...