- Script:
- ?
- Pencils:
- Jim Mooney [as Bob Kane] (signed)
- Inks:
- Jim Mooney [as Bob Kane] (signed)
- Colors:
- ?
- Letters:
- ?
- Genre:
- superhero
- Characters:
- Robin [Dick Grayson]; Commissioner James Gordon; Mr. Mystery [actually Robin](introduction); Dictionary (villain)
- Synopsis:
- A local radio station tries out a new sensational contest, offering prizes to anyone who can identify "Mr. Mystery", whose identity eludes all but one young lad.
- Reprints: show reprint note before migration
The splash page nearly replicates the cover.
- Script:
- ?
- Pencils:
- Winslow Mortimer
- Inks:
- Winslow Mortimer
- Colors:
- ?
- Letters:
- ?
- Genre:
- superhero
- Characters:
- Star Spangled Kid [Sylvester Pemberton]; Stripesy [Pat Dugan]; The Rope (villain, introduction)
- Script:
- ?
- Pencils:
- Jimmy Thompson
- Inks:
- Jimmy Thompson
- Colors:
- ?
- Letters:
- Jimmy Thompson
- Genre:
- detective
- Characters:
- Captain Compass [Mark Compass] (introduction)
- Script:
- ?
- Pencils:
- Fred Ray
- Inks:
- Fred Ray
- Colors:
- ?
- Letters:
- ?
- Genre:
- western; period
- Characters:
- Tomahawk [Tom Hawk]