* In The Planet Killers, the Security Computers of Earth Centraldetermine that the frontier world of Lurion will launch an all-out attack onEarth in 67 years, sending Agent Roy Gardner to the rough-and-tumble planet toensure that doesn't happen -- even if it means blowing Lurion tointerstellar dust! * In The Plot Against Earth, agent Lloyd Catton must work withskeptical, suspicious alien agents to bust a hypnojewel racket, unveiling amulti-planet conspiracy threatening the Earth itself! * In One of Our Asteroids is Missing, independent miner John Stormdiscovers an impossible asteroid rich with fabulously valuable metals andminerals, only to find his claim stolen, along with all computer recordsindicating that he had ever existed! * Never before reprinted since their original appearances and with a newintroduction by the author, these three novels of science fiction adventureblaze back onto the scene, revealing early masterworks of one of the genre'smost gifted and celebrated storytellers!