[Illustration: cover art]

A WATCH-DOG OF THE
NORTH SEA

[Illustration: "SHE REELED HEAVILY WITH THE EFFECT OF A MORTAL BLOW">[

A WATCH-DOG OF
THE NORTH SEA

A NAVAL STORY OF
THE GREAT WAR

BY
PERCY F. WESTERMAN
AUTHOR OF "A SUB. OF THE R.N.R."
"THE DREADNOUGHT OF THE AIR"
ETC.

S.W. PARTRIDGE & CO.
4, 5 & 6 SOHO SQUARE, LONDON, W.1

MADE IN GREAT BRITAIN
First published December 1916