"I did."
"I guess that is enough, Captain," said Jack. He returned to the Essex.
CHAPTER XV
JACK GIVES CHASE
"Any sight of the submarine, Frank?" asked Jack, when he stepped on deck again.
"None," was the reply. "In accordance with instructions you gave before you went overside we dropped depth bombs in the spot where the U-Boat disappeared, but without result."
"I guess he's gone, then," said Jack. "But I'd like to get my hands on that fellow," and he related to Frank the manner in which the German commander had shot down the wireless operator aboard the Ventura.
"By Jove! What a murderous scoundrel!" muttered Frank.
Jack nodded.