The British Mk-IV Tank: Marvel of Modern War Machine Print

By 1917 standards, the Mark IV was a marvel of modern technology. It proved to be a very effective weapon when the ground was good, surprise was achieved, and infantry support was available. But armored warfare was still in its infancy, and the Mark IV was not without serious flaws. It was found that the male’s 6-pounder guns could only be used effectively if the tank was not moving. The vibration from the tracks—among other things—prevented accurate use of the gun’s sighting telescope . picture by .html