The following PDFs all require a password. See your assignment sheet.
Sea War
From World War I.
Naval Warfare
From History of World War I - Volume 3.
The Allied Convoy System
From The Grolier Library of World War I.
The Northern Barrage
From The Grolier Library of World War I.
The Submarine Campaign
From the Grolier Library of World War I.
Blockade
From the Grolier Library of World War I.
Garibaldi Secondary School, Maple Ridge, British Columbia, Canada