Stanisław Lem

The Investigation is a science fiction/detective novel by the Polish writer Stanisław Lem, published in 1959. The novel is set in a typically foggy London. A young Scotland Yard lieutenant is charged to investigate the mysterious disappearance of corpses from London morgues. The only "explanation" is an abstruse …

The Invincible is a science fiction novel written by Stanisław Lem and published in 1964. The Invincible originally appeared as the title story in Lem's collection Niezwyciężony i inne opowiadania. A translation into German was published in 1967; an English translation by Wendayne Ackerman of the German translation …