The effort draws on work that began at the dawn of the atomic era.

In the first two years of the atomic era another phe- nomenon is to be noted.

We have entered the Atomic Era - but we are not yet used to the idea.

What constitutes a strong power in the Atomic Era?

What if everything we collect from before plus-thirty Atomic Era is fantasy?

He reviewed, quickly, the history of weapons-development since the beginning of the Atomic Era.

During the next six years, Davidson played a significant role in training officers serving in the post-war and atomic eras.

And, while gunpowder may sound ridicu-lously old-fashioned in this atomic era, it does explode with unpleasant force.

That had been two hundred years ago, at the beginning of the Seventh Century, Atomic Era.

A ball clock designed for the company by George H. Nelson became a 1950's icon of the atomic era.