The Pedrail Machine was experimental armored fighting vehicle developed by the British during WWI. The machine never saw service.
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Previously:
Flatcar technical - GIF
1919 Estonian armored train - photo
1918 Logan barbed wire cutting tank - photo
WWI Tsar Tank - photo
1917 Holt Gas-Electric tank - photo
1914 one-man tank - video
1917 tank demonstration - photo
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