When Seconds Count
- Thriller
StoryLine
#61 in the Hazards of Helen series
#61 in the Hazards of Helen series
The Climax
The Fast Express
Gehenna
Smashing Through
The Skull
Masked Mutilator
Speed Versus Death
Unknown Treasures
Dracula's Death
The Brown Wallet
The Death Train
The Capture of Red Stanley
The Treasure Train
The Mysterious Cipher
One Chance in a Hundred
The Bridge of Danger
The Race for a Siding
The Detective's Peril
The Haunted Station
The Broken Wire
