Dreadnoughts of the trenches': ​100 years since tanks first appeared on the battlefield, First world war

First Sight of the Tanks

World war 1 by szymon

World war 1 by szymon

American Military Vehicles of World War I - Land Locomotion

Pictures show how British tanks secured victory in WW1

World War I - Nations, Resources, 1914

First world war tank hi-res stock photography and images - Page 3 - Alamy

British heavy tanks of the First World War - Wikipedia

Pictures show how British tanks secured victory in WW1