French naval armoured cars at Magincourt, 24 May 1915.
Early in the war armoured cars (and aircraft) in most armies were part of the naval service. It wasn’t until 1917-18 that they were transferred to the army.
armoured cars during “everyday use” in India; ~ 1920-ies
These were also equipped with an electric generator, to electrify the hull when crowds tried storm them.
Armored vehicles BA-27 army of Mongolia and their crews.