Colors credit provided by Anthony Tollin.
"DC Comics Salutes the Bicentennial 29" banner.
Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics.
Story continues from Detective #460; continues in Detective #462.
This PSA is produced in sequential comics-art style.
Movie marquee for the Marx Brothers' movie Duck Soup.
Letters of comment from Adam Castro, David B. Kirby, Paul Emrath, Louis A. Latzer and Elizabeth Smith.