Cover art credits and job number confirmed from Julius Schwartz's editorial records, provided by DC Comics.
Color credit for Adler comes from the lettercol of issue #423
Al Milgrom's name appears on a wall. Technical assistance credited to Pete Simmons, Director of Space Astronomy, Grumman Aerospace Corporation.
Includes a letter from Scott Gibson; Alan Lippert; Art Humbert; Bob Rozakis; Bruce Jones; and Dennis Chan. New title for letters column.
Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (April 2007).