US Military Helmets: The American Evolution

I found the M1 effected my hearing in the bush & was very uncomfortable wearing it for that reason. It made me feel vulnerable because I couldn't hear what was going on around me. At least that's what my mind told me. Only time I would wear it was if order to or there was some sort of incoming artillery. Sometimes when my wife gets angry, I wish I had one
A good article. Not many know that our military had helmets prior to Great War.

During World War 2, my Great Grandfather was a Civil Defense Spotter, and he was issued a 1917 Kelly Helmet repainted with a Flat White. Luckily, we've managed to hang on to his helmet as it's on a shelf in my study/library.