d the bridge. Frank and Lieutenant Hetherton, who stood nearby, were discussing the sinki

warning, the same as u

ld be necessary for the submarine to come to the surface, in which case the merchant ship might be able to place a shell a

act of barbarism to sink a big ship without g

," declared Frank. "I am just giving you

rton, "it's about time suc

seems that the U-Boats ar

ton, "to hear almost any day that U-Boats had crossed

at Jack had not divulged the real reason for their present

ank told himself. Aloud he said: "I

Hetherton, "but you ne

, too," Frank agree

he caught the sharp hai

off the port bow,

once called

g to Jack's side. At almost the same moment th

ust a piece of paper in Jack's hand.

s, New York to Liverpool with munitions and su

ion?" demanded Jack of

less failed before

the vessel ahead, sir?" a

n which case there are probably more submarin

r said t

g sure that everything was in readiness. At the guns, the gunners gr

ght?" h

n command of the gun crew. "Show u

" returned Frank. "Keep your eyes peeled and don't wait

ht,

d to his men with

p as the Brigadier dashed toward the vess

water. It was possible, of course, that the submarines had made off after attacking the ve

careful," Jack

kout was able to make out more

alled to the quartermast

to look sharp. It's more than an even bet that some of those undersea sharks ar

'em," said Fran

eantime we'll stand by the Hazelt

aboard the Hazelton. Then there arose a large cloud of smoke that for a

, the water nearby was fill

boats," s

others of the British tars still stood quietly

er lifeboats. Directly one was lowered safely, and loaded to the guards with human

g the struggling figures and willing hands were lifting the vict

e all off," sai

"If I am not mistaken, there

t I saw some myself,

guns aboard the Brigadier burst into action. Look

periscope and then the long low outlin

uns crashed, but the sh

ubmarine's deck, and a hail of bullets was poured into the first of the nearb

he small boats. But he did not lose his head, and at the s

from the l

off the s

tery in the Brigadier's tu

, "and see if you can't get better results t

t the crew in the forward turret were so anxious to sink the

uted Frank as he sp

mble from the men at what they deemed such

gunners," said Frank angri

nd announced it

rank, "get yo

n in the forward turret. The

cried Fra

ra

w. The German submarine seemed to leap high from

econd submarine. Meantime Jack, perfectly cool on the bridge, had maneuvered his vessel out of the way of several torpedoes from the se

being poured into the helpless lifeboats. What execution had been done Jack had n

tes!" he

that the commander of the submarine was a capable officer, for he had succ

ars were sweating and muttering imprecations at

ank, "let me ge

d the lad sighted the wea

t had been successful. The shell struck the submersib

, and the other gun

re was a

few moments later. Men emerged f

d Jack. "I want a fe

strong hands pulled it toward the

destroyer. These were quickly fitted out with dry clothing. It developed that there had been three women passengers aboard the

nd then calling his officers about him, awaited the return of the

German heart," Jack said, "I never want anothe