Occasionally someone comes along and points out something that no one else seems to have seen.That sums up General Louis Auguste Adrian.
Playlist - helmets
The soldier of the First World War initially went into action with no personal protection at all. For headgear they were issued only with caps, kepis or, at best, a leather helmet like the famous Pickelhaube. But the effect that artillery had – specifically its ability to produce fragments and shrapnel – would soon change this.