The Invaders

What could aliens technologically only a few centuries ahead of us want from us?
It started in Greece on the day after tomorrow. Before the last act raced to a close, Coburn was buried to his ears in assorted adventures, including a revolution and an invasion from outer space!
We're not given to throwing around the word "epic" lightly, but here is one! Swashbuckling action, a great many vivid characters, and a weird mystery-all spun for you by one of the master story-tellers of our time.
Murray Leinster, called the dean of modern science-fiction, was writing amazing super-science adventures in the early twenties before there ever was such a thing. His short stories, novelettes, and serial novels have appeared in most of the major American magazines, both slick and pulp, and many have been reprinted all over the world.