| The Bat | 1 |
| Mary Roberts Rinehart | 1 |
| Chapter 1 THE SHADOW OF THE BAT | 3 |
| Chapter 2 THE INDOMITABLE MISS VAN GORDER | 4 |
| Chapter 3 PISTOL PRACTICE | 5 |
| Chapter 4 THE STORM GATHERS | 6 |
| Chapter 5 ALOPECIA AND RUBEOLA | 7 |
| Chapter 6 DETECTIVE ANDERSON TAKES CHARGE | 8 |
| Chapter 7 CROSS-QUESTIONS AND CROOKED ANSWERS | 9 |
| Chapter 8 THE GLEAMING EYE | 10 |
| Chapter 9 A SHOT IN THE DARK | 11 |
| Chapter 10 THE PHONE CALL FROM NOWHERE | 12 |
| Chapter 11 BILLY PRACTICES JIU-JITSU | 13 |
| Chapter 12 "I DIDN'T KILL HIM." | 14 |
| Chapter 13 THE BLACKENED BAG | 15 |
| Chapter 14 HANDCUFFS | 16 |
| Chapter 15 THE SIGN OF THE BAT | 17 |
| Chapter 16 THE HIDDEN ROOM | 18 |
| Chapter 17 ANDERSON MAKES AN ARREST | 19 |
| Chapter 18 THE BAT STILL FLIES | 20 |
| Chapter 19 MURDER ON MURDER | 21 |
| Chapter 20 "HE IS—THE BAT!" | 22 |
| Chapter 21 QUITE A COLLECTION | 23 |
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