| Issue | #240 |
| Published | March 1972 |
| Cover Price | 0.25 USD |
| Pages | 52 |
| Editing | Julius Schwartz |
| Notes | average # of copies sold previous year - 244,488. |
| Characters | Batman; Mason Sterling |
| Genre | superhero |
| Pencils | Neal Adams |
| Inks | Dick Giordano |
| Notes | Cover art credits confirmed from Julius Schwartz's editorial records, provided by DC Comics |
| Characters | Ra's Al Ghul; Talia; Batman [Bruce Wayne]; James Gordon; Mason Sterling (Death); Flinky Davenport; Dr. Moon; Alfred Pennyworth; Mr. Keener |
| Synopsis | Batman and Talia track down the killer of Mason Sterling and Batman discovers who removed Sterling's brain. |
| Genre | superhero |
| Script | Denny O'Neil |
| Pencils | Irv Novick |
| Inks | Dick Giordano |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. |
| Reprinted | in Saga of Ra's Al Ghul, The (DC, 1988 series) #1; in Batman: Tales of the Demon (DC, 1991 series) #nn |
| Characters | Robin; Alan Weiss; Gerry; Bernie Wrightson; Rick Asher; Terri Bergstrom; Gordon Asher; Burton Asher |
| Genre | superhero |
| Script | Mike Friedrich |
| Pencils | Rich Buckler |
| Inks | Rich Buckler |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics [May 2008]. |
| Reprinted | in Showcase Presents: Robin The Boy Wonder (DC, 2008 series) #1 |
| Characters | Batman [Bruce Wayne]; Robin [Dick Grayson]; Mystery Analysts of Gotham City [Prof. Ralph Vern; Art Saddows; Kaye Daye; Commissioner James Gordon] (intro); Hugh Rankin; The Trapeze Ten (flashback) |
| Genre | superhero |
| Script | France Herron |
| Pencils | Sheldon Moldoff [ghost for Bob Kane] |
| Inks | Joe Giella |
| Notes | The credits in this reprint say that Bob Kane pencilled this story, and that matches Julius Schwartz's editorial records, provided by DC Comics. However, it is known that Bob Kane contracted the artwork out to Sheldon Moldoff. Other credits confirmed from Julius Schwartz's editorial records. |
| Reprinted | from Batman (DC, 1940 series) #164 (June 1964) |
| Letters | typeset |
| Notes | Includes a letter from Bob Rozakis |