"I'll show you," returned the Yankee, promptly.
He drew his bowie, and watching the shark intently for a moment, he sprang over the boat's side into the sea.
A cry of horror arose from one and all.
What could this mean?
Suicide—the maddest suicide that ever man had contemplated.
Nothing could save him now.
Nothing.
"Jefferson!" ejaculated Harvey.
"Hush!" cried one of the sailors, with suppressed excitement; "don't worrit. Let him have the same chance as the shark at any rate."
It wanted a bold fellow to do such a deed as this, but Jefferson was a bold fellow, few bolder.