How One Engineer’s “Impossible” Blueprint Made Tanks Roll Off Assembly Lines Like Cars

The first armoured personnel carrier, and the first amphibious tank! The Mark IX (known to troops as 'The Pig') was the first purpose built Infantry Carrier - designed to solve the problem of moving infantry across the battlefield with the fighting tanks. Large doors replaced the gun sponsons, and there was space inside for up to 30 armed troops, with provision for them to shoot through loopholes. Alternatively, it could carry up to 10 tons of stores such as ammunition or fuel), or be modified i