CONTENTS

CHAPTERPAGE
I.[An Automobile Accident]1
II.[A Mysterious Cave]11
III.[Saving the Auto]22
IV.[Planning a Cruise]30
V.[Captain Wiggs’s Proposal]39
VI.[In Peril]45
VII.[An Elevator Blaze]52
VIII.[Fenn Hears Something]61
IX.[Off Again]71
X.[The Chase]78
XI.[On Lake Huron]85
XII.[Ned Gets a Fish]92
XIII.[Caught in the Lock]99
XIV.[Mysterious Strangers]108
XV.[A Queer Find]115
XVI.[Fire on Board]123
XVII.[A Strange Vision]133
XVIII.[An Exploring Party]140
XIX.[Fenn Becomes Ill]147
XX.[Out on a Hunt]155
XXI.[The Chinese Button]162
XXII.[Fenn’s Mishap]171
XXIII.[The Search]180
XXIV.[Fenn Is Captured]188
XXV.[An Unexpected Meeting]194
XXVI.[Fenn’s Odd Discovery]202
XXVII.[A Timely Rescue]213
XXVIII.[Ruth Tells Her Secret]220
XXIX.[A Baffling Search]230
XXX.[The Discovery—Conclusion]239

FENN MASTERSON’S
DISCOVERY

CHAPTER I

AN AUTOMOBILE ACCIDENT

“Hello!” exclaimed Fenn Masterson, as he opened the front door of his home, in response to a ring, and admitted his chum, Bart Keene. “Glad to see you, Bart. Come on in.”