Author: ANDERSON, DICKSON, SILVERBERG
Title: THE DAY THE SUN STOOD STILL
Description: Dell, 1975. 1st printing. Three novellas by three masters of sci-fi, all of them with the same argument, written as the answer to a challenge by publisher Lester del Rey. Paperback. ISBN: 067155977X. near fine paperback copy.

Keywords: 067155977X