![How the Military Helmet Evolved From a Hazard to a Bullet Shield | At the Smithsonian| Smithsonian Magazine How the Military Helmet Evolved From a Hazard to a Bullet Shield | At the Smithsonian| Smithsonian Magazine](https://th-thumbnailer.cdn-si-edu.com/YphMtNs9brG6IzlphUEVnNjZTeE=/fit-in/1600x0/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/e1/b0/e1b001bf-e404-4048-a981-266319316933/schwarzkopf_pasgt.jpg)
How the Military Helmet Evolved From a Hazard to a Bullet Shield | At the Smithsonian| Smithsonian Magazine
Leonard Heinrich | Model T-21 E2 Helmet Prototype | American, New York | The Metropolitan Museum of Art
![Amazon.com : World War II American M1 Steel Helmet ,World War Military Equipment Replica Helmet with Mesh Shield : Sports & Outdoors Amazon.com : World War II American M1 Steel Helmet ,World War Military Equipment Replica Helmet with Mesh Shield : Sports & Outdoors](https://m.media-amazon.com/images/I/51jiXUCoQ2L._AC_UY1000_.jpg)
Amazon.com : World War II American M1 Steel Helmet ,World War Military Equipment Replica Helmet with Mesh Shield : Sports & Outdoors
![US M1 Helmet | History of the M1, M2, M1c development during WWII, Korea, Vietnam & Grenada. - YouTube US M1 Helmet | History of the M1, M2, M1c development during WWII, Korea, Vietnam & Grenada. - YouTube](https://i.ytimg.com/vi/VYeM7dmlRoQ/maxresdefault.jpg)
US M1 Helmet | History of the M1, M2, M1c development during WWII, Korea, Vietnam & Grenada. - YouTube
![Amazon.com : WWII US WW2 Army M1 Helmet Steel Shell with Net/Canvas Chin Strap DIY Painting : Sports & Outdoors Amazon.com : WWII US WW2 Army M1 Helmet Steel Shell with Net/Canvas Chin Strap DIY Painting : Sports & Outdoors](https://m.media-amazon.com/images/I/717jcLSbPFL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : WWII US WW2 Army M1 Helmet Steel Shell with Net/Canvas Chin Strap DIY Painting : Sports & Outdoors
![Amazon.com : WWII US Army M1 Helmet, WW2 Gear, WW2 Helmet Metal Steel Shell Replica with Net/Canvas Chin Strap/Cat Eye Band : Sports & Outdoors Amazon.com : WWII US Army M1 Helmet, WW2 Gear, WW2 Helmet Metal Steel Shell Replica with Net/Canvas Chin Strap/Cat Eye Band : Sports & Outdoors](https://m.media-amazon.com/images/I/71OcCx5JsGL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : WWII US Army M1 Helmet, WW2 Gear, WW2 Helmet Metal Steel Shell Replica with Net/Canvas Chin Strap/Cat Eye Band : Sports & Outdoors
![Enow-YL Repro Men\'s WW2 US Army M1 Helmet Stainless Steel Army Green with Camouflage Net - Walmart.com Enow-YL Repro Men\'s WW2 US Army M1 Helmet Stainless Steel Army Green with Camouflage Net - Walmart.com](https://i5.walmartimages.com/seo/Enow-YL-Repro-Men-s-WW2-US-Army-M1-Helmet-Stainless-Steel-Army-Green-with-Camouflage-Net_9428d737-68c4-4cbc-9fe7-73d1651013b7.3e21c7e208e0e0cd3647ceae28c44f0a.jpeg)