Light Tank

A US Army Cavalry tank on patrol.

Tankers typically carried .45 caliber pistols, and .45 caliber submachine guns.

Troops often have to dismount to check the vehicle, or observe the enemy, or even evacuate a damaged vehicle.

The driver and machine gunner observe from their open hatches.

Extra road wheel for additional armor protection, but mostly for repairs if one gets damaged.

Commander and cannon gunner in the turret.

Stuart Tanks

These tanks weighed 15 tons and had a speed of 36 miles per hour.

Over 20,000 of them were made in several versions.

They were used for reconnaissance. 

The Stuart tank series was used all over the world by many armies, and are even in use in South American today.

US Army Light Tank

21st Century Toys Stuart light tank in 1/6th, GI Joe, scale.

On patrol.

This light tank has a crew of four.

The turret has a 37mm gun and .30 caliber machine gun, with a second .30 caliber machine gun on the roof.

A third .30 caliber machine gun is in the bow.

Artillery

A shoot off between two howitzer mounts. 

This one is said to be more stable, and it fires!

The radar follows the shell to it's target.

The Jeep is on standby in case transportation is needed.

Various contractors watch the test.