Search Worlds Without End

A space vehicle from Earth's distant future is trapped in the 18th Century, lands in the Caribbean Sea, and it's crew boards the pirate ship Orinda. The unwitting pirate, Captain Fletcher, must cope with the uncanny problems posed by time-displacement, an alien "cabin boy," captives sentenced to walk the plank who drown but do not die, and an ominous battleship that had sneaked in from a differnt point in the galaxy.

How the "cabin boy" struggles to restore his ship, flight off the enemy battleship, and prevent Earth's history from being irrevocably changed, makes for a wonderful adventure that blends futuistic time-travel with the swashbuckling excitement of 18th-Century pirates.

The god Ptath is flung into the far future by a deadly rival and given the mind of a 20th century man. Stranded in this alien world, he must fight to regain his powers before the rival goddess sends the world spinning into chaos and darkness.

Originally appeared in Ace Double D-31 (1953).

Did you ever hear of the Inter-Time Society for Psychological Adjustments? Well, neither had Morton Cargill in 1953 when he accidentally killed a girl. A year later that very girl turned up, apparently alive, and announced that the mysterious society had condemned him to death! Cargill's astounding adventures began when he escaped the execution chamber to find himself in the far future. Three conflicting societies were hunting for him, to use him in their own desperate schemes. There were the Floaters, a nation of aerial vagabonds. There were the Tweeners, who dreamed of world conquest. And finally, interwoven through everything, were the sinister figures of the Shadow Men-supermen without visible substance.

One of the finest writers in the golden age of science fiction--and inventor of the intricatley plotted form of SF known as the "space opera"--offers the story of a flawed hero possessing almost superhuman strength. When his wife is kidnapped, war veteran Jim Pendrake embarks upon a search that takes him to a lost colony on the moon--and a secret, sinister society.

Also published as Moonbeast.

A thrilling tale of a struggle to save Earth from Armageddon, written by one of the crucial authors of the Golden Age of Science Fiction. Disaster is quickly approaching and the only ones who know of it are Allison Stephens and a group of ancient sinister aliens. Now the aliens plan to abandon Earth and seek a new home.

Also published as "The Mating Cry" and "The Undercover Aliens"

David Marin risks his career to defend Wade Trask, a scientist being tried for sedition, but when Trask switches their brains, Marin finds himself branded an enemy of the state.