Posted 4 years ago
Author: Isaac Asimov
Copyright Year: 1961
Publisher: Doubleday / SFBC
Edition: 1st edition / 1st printing
Notes: Code C13 on page 516 of both the trade and SFBC issues. Both produced from the same print run, but the BCE was released as a May 1961 selection while the trade issue was published 2 June. Making this edition a "True" first edition.