The Russell Cawthorn Collection
The Great War 1914-1918, and Associated Conflicts The Physical State of the Battlefields Constructed Works on the Battlefields
Books
Armageddon's Walls. British Pill Boxes, 1914 - 1918 (Oldham)Defending the Ypres Front 1914 - 1918 Trenches, Shelters and Bunkers of the German Army (Blieck, Vancoillie)