Spectrum Edited by Kingsley Amis and Robert Conquest

Paperback. Condition: Good+. 1963. Berkley Medallion. 

A collection of 10 amazing science fiction stories by some of the genre's best writers. It incudes:

Introduction (Spectrum) essay by Kingsley Amis and Robert Conquest
The Midas Plague (1954) novella by Frederik Pohl
Limiting Factor (1949) shortstory by Clifford D. Simak
The Executioner (1956) novelette by Algis Budrys
Null-P (1951) shortstory by William Tenn
The Homing Instinct of Joe Vargo (1959) novelette by Stephen Barr
Special Flight (1939) novelette by John Berryman
Inanimate Objection (1954) novelette by H. Chandler Elliott
Pilgrimage to Earth (1956) shortstory by Robert Sheckley
Unhuman Sacrifice (1958) novelette by Katherine MacLean
By His Bootstraps (1941) novella by Robert A. Heinlein