Introduction / Frederik Pohl. -- Whatever happened to Corporal Cuckoo? / Gerald Kersh. -- The advent on Channel Twelve / C.M. Kornbluth. -- Disappearing act / Alfred Bester. -- Twin's wail / Elisabeth Mann Borgese. -- Country doctor / William Morrison. -- Daybroke / Robert Bloch. -- The deep range / Arthur C. Clarke. -- A cross of centuries / Henry Kuttner. -- The man with English / H.L. Gold. -- Sparkie's fall / Gavin Hyde. -- Space-time for springers / Fritz Leiber. -- Dance of the dead / Richard Matheson. -- The happiest creature / Jack Williamson. -- It's a good life / Jerome Bixby.
