CONTENTS

[Foreword by the Translator]vii
[Introduction by John Hays Hammond, Jr.: The Challenge to Naval Supremacy]xi
I.[Ordered to command a Submarine]1
II.[Breathing and Living Conditions under Water]6
III.[Submersion and Torpedo Fire]17
IV.[Mobilization and the Beginning of the Commercial War]39
V.[Our own Part in the Commercial War and our First Captured Steamer]53
VI.[The Capture of two Prize Steamers]74
VII.[Off the Coast of England]97
VIII.[The Method of Sinking and Raising Ships]122