From back cover:
These eight great authors share a unique position in science fiction and fantasy. They are all Grand Masters of Science Fiction, as lauded by their peers, the members of the Science Fiction Writers of America.
Each Grand Master was asked to name the story that he or she felt was the finest short work produced during the career that earned this singular honor. the eight stories chosen by the eight Grand Masters comprise the main contents of this book. All the stories are memorable; many are reprinted for the first time in many years.
Also contained are essays about the authors, and an introduction by Robert Bloch. Althgether, GRAND MASTERS' CHOICE is a fitting tribute to eight of the greatest writers in the field, entertaining readers with the words they themselves are most proud to have written.
Each story is accompanied by a biographical note, an introduction, and a list of the author's significant stories and novels, by Andre Norton. The book includes an Introduction by Robert Bloch; and these stories:
"The Long Watch," by Robert A Heinlein
"With Folded Hands," by Jack Williamson
"The Autumn Land," by Clifford Simak
"A Gun for Dinosaur," by L Sprague de Camp
"Lean Times in Lankhmar," by Fritz Leiber
"Toads of Grimmerdale," by Andre Norton
"Transit of Earth," by Arthur C Clarke
"The Last Question," by Isaac Asimov