Mack Reynolds

The Second Science Fiction Megapack

Classic Science Fiction Collection

Science Fiction Triple Features Treasury

Code Duello

Freedom

Fantastic Pulp 01

Vintage Sci-Fi 2 - 26 Science Fiction Classics from Ray Bradbury, Philip K. Dick, Alan E. Nourse and many more

5 SF stories (Unabridged)

4 SF Stories (Unabridged)

1950s Science Fiction 7 - 22 Science Fiction Short Stories From the 1950s

Mack Reynolds: Adaptation: To a hundred thousand worlds they sent as few as a hundred pioneers apiece, and there marooned them, to adapt, if adapt they could.

Mack Reynolds: Not In the Rules: A planet's strength was determined in the Arena where brute force emerged victorious. But the Earthman chose a forgotten weapon—strategy!