First World War.com - Weapons of War: Trench Mortars
Virtual War Memorial | 1st Division Medium and Heavy Trench Mortar
First World War.com - Weapons of War: Trench Mortars
Artillery and Grenades - German 240 Millimetre Albrecht Trench Mortar | Canada and the First World War
Stokes Mortar (3-inch)
TRENCH MORTARS ON THE BALKAN FRONT DURING THE FIRST WORLD WAR | Imperial War Museums
Bruce N. Canfield: The Three Inch Stokes Mortar
World War I Trench Mortar | The American Legion
240 mm trench mortar - Militär Wissen
240 mm trench mortar - Wikipedia
Trench Mortar | Great War Photos
Trench Mortar Batteries - New Zealand Field Artillery | NZHistory, New Zealand history online
Stokes mortar - Wikipedia
Amazon.com: World War I Mortar Nthe British Ml 945 Inch Heavy Trench Mortar Called The Flying Pig Used During World War I Phototgraph 1914-1918 Poster Print by (18 x 24): Posters & Prints
WW1 German 7.6-cm minenwerfer (Trench Mortar) | WW1 German 7… | Flickr
Beastly Bombs – trench mortars reexamined | Jack Peirs
WW1 2-Inch Trench Mortar – The Armourers Bench
Firing a trench mortar | NZHistory, New Zealand history online
WW1 Austrian Trench Mortar Round - MJL Militaria
World war i trench mortar hi-res stock photography and images - Alamy
Beastly Bombs – trench mortars reexamined | Jack Peirs
