| Issue | #89 |
| Published | February 1955 |
| Cover Price | 0.10 |
| Pages | 36 |
| Editing | Whitney Ellsworth (credited), Jack Schiff (actual) |
| Characters | Batman; Robin; Aunt Agatha. |
| Genre | superhero |
| Pencils | Winslow Mortimer (confirmed by Mortimer) |
| Inks | Winslow Mortimer (confirmed by Mortimer) |
| Letters | Ira Schnapp (credit by O'Hearn/Desris) |
| Characters | Batman [Bruce Wayne]; Robin [Dick Grayson]; GS: Prof. Carter Nichols; I: Capt. John Gordon (Commissioner Gordon's ancestor); V: Baird Hawes (I). |
| Genre | superhero |
| Script | Bill Finger |
| Pencils | Dick Sprang (verified by Sprang) |
| Inks | Charles Paris (verified by Paris) |
| Letters | Pat Gordon |
| Genre | teen humor |
| Script | Henry Boltinoff (signed) |
| Pencils | Henry Boltinoff (signed) |
| Inks | Henry Boltinoff (signed) |
| Letters | Henry Boltinoff |
| Characters | Batman [Bruce Wayne]; Robin [Dick Grayson]; V: Vince Varden (I). |
| Genre | superhero |
| Pencils | Sheldon Moldoff |
| Inks | Charles Paris (verified by Paris) |
| Letters | Pat Gordon |
| Genre | fact |
| Genre | humor |
| Script | Henry Boltinoff (signed) |
| Pencils | Henry Boltinoff (signed) |
| Inks | Henry Boltinoff (signed) |
| Letters | Henry Boltinoff |
| Genre | adventure |
| Letters | typeset |
| Characters | Batman [Bruce Wayne]; Robin [Dick Grayson]; Intro: Agatha (Bruce Wayne's aunt); Villains: Raven and his Rotor Robbers (Intro for all). |
| Synopsis | The arrival of Bruce Wayne's aunt to Wayne Manor poses a real problem for the Dynamic Duo, especially after she unmasks the Batman! |
| Genre | superhero |
| Script | Bill Finger (credit by O'Hearn) |
| Pencils | Sheldon Moldoff (as Bob Kane) |
| Inks | Stan Kaye |
| Letters | Pat Gordon |
| Notes | Inker revision verified by Craig Delich (Nov. 2005). Formerly listed as Sheldon Moldoff. Synopsis added by Craig Delich 11-24-07. |
| Reprinted | In Batman (DC, 1940 series) #233 (July-August 1971). |
| Characters | Binky |
| Genre | teen |
| Script | Jack Schiff |
| Pencils | Ruben Moreira |
| Inks | Ruben Moreira |
| Letters | Ira Schnapp |