XVIII Unwelcome Visitors

XIX "S.O.S." from Friday Island

XX Four Prisoners

XXI The Hostage

XXII The "Crusoe Mystery" Deepens

XXIII "Sweating" the Prisoner

XXIV "Something Happens"

XXV Bud Shoots

XXVI The Slingshot Victim

XXVII Chased out

XXVIII A Radio Eavesdropper

XXIX The End of the "Mystery"

XXX The Result of a Radio Hazing