- Script
- Gardner Fox (credited as Gardner F. Fox)
- Letters
- typeset
- Genre
- adventure
Story begins on the inside front cover and concludes on the inside back cover.
- Script
- ?
- Pencils
- Ogden Whitney (signed)
- Inks
- Ogden Whitney (signed)
- Colors
- ?
- Letters
- ?
- Characters
- Jim Fallon; The Masque; Jane; Bill
- Synopsis
- Fallon uncovers a hidden school for communist agents.
- Reprints
- Keywords
- Communists; FBI; mountain lion
Whitney's signature is on the last page.