World War 1
Worldwar1.com: Trenches on the Web: Armory
Trenches on the Web offers a set of charts on World War I Armory, which includes the categories of artillery, gas, guns, naval, tanks, trenches, troops, U-boats, and Zeppelins. Be sure to click on "View Set" for each category to see...
First World War
Tank Battle World War 1
A first-hand account of the first tank versus tank battle in World War 1 which occurred in April 1918.