Second Variety , Philip Kindred app for iPhone and iPad
"Second Variety" is an influential short story by Philip K. first published in Space Science Fiction magazine, in May 1953. It is one of Dicks many stories in which nuclear war has rendered the Earths surface to an uninhabitable, gray ash pile, and the only things remaining are killer robots. The short story "Jons World" (1954) revisited the claw-infested world of "Second Variety".