- Script
- Will Eisner
- Pencils
- Will Eisner
- Inks
- Will Eisner
- Letters
- Sam Schwartz ?
- Genre
- crime; superhero
- Characters
- Commissioner Dolan; The Spirit [Denny Colt]; Sam Toodem (mine foreman); Sam's younger brother (death); Hauler
- Synopsis
- The Spirit goes in to help save trapped miners only to discover that the collapse was caused to cover up a murder.
- Reprints
Original title, "You Will Spend 15 Minutes in Darkness...". The original cover has been incorporated as a part of the story page count.