#17 The Secret Warning

• Trouble!


• A Strange Disappearance


• Caught!


• A Scream in the Woods


• Followed!


• Joe Disappears


• A Fight


• A Secret Warning


• A Leap in the Dark


• On the Bottom


• The Carona is Raised


• A Visit to the Asylum


• Kuntz is Startled


• The Mysterious Prowler


• Another Secret Warning


• The Foolhardy Cameraman


• Trapped Below the Surface


• A Discovery


• A Dangerous Mission


• Unwelcome Visitors


• A Quandary


• A Ghost in the Dark


• The Missing Camera


• A Buried Lifeboat


• Success at Last!

 

Cover Art: Paul Laune

Cover Design:

Interior Illustrator:

Author:

First Copyright: 1938

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