Included in this volume are 25 of his best works, selected by editor Philip J. Harbottle (who also contributes an introduction):
RED HERITAGE
HE CONQUERED VENUS
HE WALKED ON AIR
THE MASTER MIND
ISLAND IN THE MARSH
SECRET OF THE MOON TREASURE
SUPERHUMAN
SEEDS FROM SPACE
THE SILVER COIL
PHANTOM FROM SPACE
ARCTIC GOD
THE GHOST SUN
WHITE MOUSE
KNOWLEDGE WITHOUT LEARNING
WORLDS WITHIN
THE VOICE COMMANDS
THE JEWELS FROM THE MOON
THE RED MAGICIAN
FLIGHT OF THE VAMPIRES
WEDDING OF THE FORCES
MARTIAN AVENGER
THE OTHERS
LATER THAN YOU THINK
FIRST OF THE ROBOTS
SECOND GENESIS
If you enjoy this book, search your favorite ebook store for "Wildside Press Megapack" to see the 150+ entries in the Megapack series, covering science fiction, fantasy, horror, mysteries, westerns, classics, adventure stories, and much, much more! (And try Wildside's "Golden Age of Science Fiction" Megapack series for even more classic SF!)