1st appearance of Batgirl. Cover by Sheldon Moldoff. "The Blue Bowman," script by Bill Finger, art by Sheldon Moldoff; The Signalman tries to get the drop on Batman by becoming a Green Arrow clone, thanks to training provided to him by Green Arrow's foe, Bulls-Eye. One-page Warden Willis story by Henry Boltinoff. "The Island of 1,000 Traps," script by Bill Finger, pencils by Sheldon Moldoff, inks by Charles Paris; Professor Milo builds an entire island covered with traps to kill Batman. One-page Casey the Cop story by Henry Boltinoff. "Bat-Girl!", script by Bill Finger, pencils by Sheldon Moldoff (as Bob Kane), inks by Charles Paris; Batman, Robin and Batwoman are battling the Cobra gang when they are paralyzed by an Electronic-Ring, when, suddenly, a costumed Bat-Girl swings in to save the crime battlers; Later, it is discovered that the girl is actually Kathy Kane's niece, who dreams of battling crime with her as Batwoman, just like Batman and Robin team up to battle crime. 36 Pages, Full Color. Cover price $0.10. Grade: CBCS 5.0 explanation of grade Condition: Used (collectible)