Journeys Into the Unknown: 4 Classic Sci-Fi Novels by Andre Norton, John W. Campbell, H. Beam Piper and John J. McGuire

This 753-page, vintage compilation of dark sci-fi and fantasy from 1932 to 1957 is perfectly formatted with a Table of Contents and beautiful illustrations. It includes:

1. Invaders from the Infinite by John W. Campbell
2. Lone Star Planet by H. Beam Piper and John J. McGuire
3. The Keeper by H. Beam Piper
4. The Return by H. Beam Piper and John J. McGuire
5. Bonus Novel: The Time Traders by Andre Norton