Characters

• Batman [Bruce Wayne]
• Robin [Dick Grayson]

Credits

• Pencils: Sheldon Moldoff
• Inks: Sheldon Moldoff
• Letters: Ira Schnapp

Storyline

Responding to an urgent call from Professor Hale at the Mechanical Museum of Natural History, Batman and Robin arrive only to find the professor has apparently died at the "hands" of one of the mechanical dinosaurs on exhibit. When they examine the body more closely, they discover the dead man has left them a clue to his killer!

Characters

• Batman [Bruce Wayne]
• Robin [Dick Grayson]
• Professor Hale (museum curator, death)
• Albert Linke (museum taxidermist)
• Mario Hazzara
• John Logan (master electrician)
• Mr. X [Carl Danton] (villain, introduction)
• Fingers Nolan (villain, introduction)

Credits

• Script: Bill Finger
• Pencils: Sheldon Moldoff
• Inks: Charles Paris

Characters

• Warden Willis
• Jenks

Credits

• Script: Henry Boltinoff
• Pencils: Henry Boltinoff
• Inks: Henry Boltinoff
• Letters: Henry Boltinoff

Characters

• Roy Raymond
• Karen (supporting)
• a Saturnian [Rocky Watson] (intro, villain)

Credits

• Pencils: Ruben Moreira
• Inks: Ruben Moreira

Characters

• Casey the Cop

Credits

• Script: Henry Boltinoff
• Pencils: Henry Boltinoff
• Inks: Henry Boltinoff
• Letters: Henry Boltinoff

Characters

• Buzzy

Credits

• Script: Jack Schiff (uncertain)
• Pencils: Win Mortimer
• Inks: Win Mortimer
• Letters: Ira Schnapp

Storyline

Jones has to find a witness to save a friend from a murder charge.

Characters

• Martian Manhunter [John Jones
• J'onn J'onzz]
• Captain Harding (supporting)
• Horace Stone (intro, villain)
• John Blake
• Adventurers' Club
• Roger Drews
• Ben Troy
• Larry Hart

Credits

• Script: Jack Miller (uncertain)
• Pencils: Joe Certa
• Inks: Joe Certa