Credits for pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (added by Gregory Fischer, May 2009).
Story is told in two chapters, each ending in 1/2 page.
Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics.
letters submitted by Tom Peyer, David Lewin, Jeff Pierce
Statement of October 1, 1967
Average number of copies sold during preceding 12 months (total paid circulation): 184,100
Actual number sold for issue nearest filing date (total paid circulation): 201,500
Owner: National Periodical Publications, Inc., Estate of Harry Donenfeld, J.S. Liebowitz, P.H. Sampliner, Irwin Donenfeld, S.U. Sampliner, Sonia Mondschein, all at 575 Lexington Avenue, New York, N.Y. 10022