On-sale date from Comic Reader #139.
Colors credit provided by Anthony Tollin.
Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics.
Arkham Asylum mentioned.
Illustrated title header. Letters of comment from Elizabeth M. Smith, Kevin L. Callahan, Fred G. Hembeck, Christopher Juricich, S. Holmes, David Burd, Harris Lentz III, Chris Doyle and David V. Reed.