A plan of the Mark I Tank with the interior moving mechanical parts labeled. The tank was used during World War I by the British Army.

Mark I Tank Plan

A plan of the Mark I Tank with the interior moving mechanical parts labeled. The tank was used during…

A side view of the Mark IV Tank showing the interior mechanical components. The tank went into production in May 1917.

Mark IV Tank Plan

A side view of the Mark IV Tank showing the interior mechanical components. The tank went into production…

The top interior view of the Mark IV Tank showing the belt drive and other mechanical parts to move the tank.

Mark IV Tank Top View Plan

The top interior view of the Mark IV Tank showing the belt drive and other mechanical parts to move…

A plan illustrating the interior side view of Medium Mark A tank. The plan shows a detailed schematic to operate the tank.

Medium Mark A Tank Plan

A plan illustrating the interior side view of Medium Mark A tank. The plan shows a detailed schematic…

A plan illustrating the interior mechanical view of Mark V Tank.

Medium Mark V Tank Plan

A plan illustrating the interior mechanical view of Mark V Tank.