Paul Danto was a member of a subversive political party which had an answer: make peace with Venus. But the only way to peace was through the overthrow of Security. And Danton had found the one weapon which would make Security's fall possible: the long-forgotten duplication machine. It had been well forgotten, for a machine which could make up to five duplicates of any living person was too dangerous to have around. But now, what if the top members of Security were kidnapped briefly, and then, suddenly, there were five of each
James Blish (1921-75) studied microbiology at Rutgers and then served as a medical laboratory technician in the US army during the Second World War. Among his best known books are Cities in Flight, A Case of Conscience, for which he won the Hugo in 1959 for Best Novel, Doctor Mirabilis, Black Easter and The Day After Judgement.