Cover notes: "He's back folks! The world's strangest hero -- in an action packed thriller you'll never forget! Look...here's just one of the menaces Herbie comes up against!" Tagline is "Stories of Strange Adventure"
Letters from David Blair Williamson; Michael N. Tierstein, Mary Sourek, Paul Gambaccini, and Chuck Koening.
Noted as one of Editor's top 20 stories in Forbidden Worlds #114 (September 1963, before the Herbie series started).