On-sale date from copyright registration.
The Julius Schwartz editorial records, provided by DC Comics, lists Irv Novick as the penciler and inker of the cover. However, Nick Caputo, via the error list, believes Dick Giordano inked the cover. Dick Giordano confirmed to Allen Ross, via e-mail on 2009-06-15, that he inked the cover.
Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics.
Story across 24 pages in three "acts" of 5.67, 8.5, and 8.67 pages.
Alfred's last name revealed: Pennyworth.
Letters from Gary Kuhlmann, Gary Skinner, Mark Evanier, Jeff Palumbo and Susan A. Smith.