One man stood between a power-hungry cabaland world mastery—but a man of unusual talents.

In a world where Security is all-important, nothing can ever be secure. A mountain-climbing vacation may wind up in deep Space. Or loyalty may prove to be high treason. But it has its rewards.

Ever think how deadly a thing it is if a machine has amnesia—or how easily it can be arranged....

Bold and ruthless, he was famed throughout the System as a big-game hunter. From the firedrakes of Mercury to the ice-crawlers of Pluto, he'd slain them all. But his trophy-room lacked one item; and now...

We have said that there are many and strange shadows, memories surviving from dim pasts, in this FANTASTIC UNIVERSE of ours. Poul Anderson turns to a legend from the Northern countries, countries where...