I The Dry Dock

II Adventure Begins

III The Last of the Vulcan

IV An Interrupted Meeting

V Sail Ho!

VI The Cul de Sac

VII Trapped

VIII The Mystery Ship

IX A Modern Columbus

X The Strange End of the Minnie B

XI Caradoc Shows His Mettle

XII The Return of the Vulcan

XIII The Sea Serpent

XIV Caradoc Wins His Fight

XV Towed!

XVI Caradoc Takes Command

XVII The Get-Away

XVIIINerve Versus Gunpowder

XIX Chased by a Submarine

XX The Lone Chance

XXI The Battle

XXII The Victoria Cross