Helmet worn by Peter L. Robinson, Sr. during World War I | National Museum of African American History and Culture
Steel Helmet, Brodie "War Office" pattern: British Army | Imperial War Museums
The M1 Helmet: The Soldier's helmet | Article | The United States Army
Hale & Kilburn Company | American Helmet Model No. 5 | American, Philadelphia | The Metropolitan Museum of Art
John Leopold Brodie (1873-1945) - Mark 1 steel helmet
Amazon.com: Epic Militaria Replica WW1 German Pickelhaube Helmet Cover: Clothing, Shoes & Jewelry
50th Aero Squadron M1917 Infantry Helmet > National Museum of the United States Air Force™ > Display
WWI Helmets Protect Against Shock Waves Just as Well as Modern Designs | Duke Pratt School of Engineering
WW1 helmet with bullet hole stolen in break-in - BBC News
World War One Doughboy Helmet] - UNT Digital Library
This WWI helmet may outperform modern ones against shock waves
Bashford Dean and the Development of Helmets and Body Armor during World War I | Essay | The Metropolitan Museum of Art | Heilbrunn Timeline of Art History
Brodie helmet - Wikipedia
Do WWI helmets protect against shock waves as well as modern designs? | The Western Front Association
WWI U.S. Army Protective Helmet Used by American Rocket Society | National Air and Space Museum
World War I 55th U.S. Engineers Painted Helmet | Antiques Roadshow | PBS
W. H. Mullins Co. | American Helmet Model No. 7, Sentinel's Helmet | American, Salem, Ohio | The Metropolitan Museum of Art
How the Military Helmet Evolved From a Hazard to a Bullet Shield | At the Smithsonian| Smithsonian Magazine
WW1 GERMAN M16 M1916 STAHLHELM STEEL COMBAT HELMET M-1916 GREEN | eBay
Camouflage Painted Doughboy Helmet | Lest We Forget | World War I Exhibit | Pritzker Military Museum & Library | Chicago
/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")
How the Military Helmet Evolved From a Hazard to a Bullet Shield | At the Smithsonian| Smithsonian Magazine
Amazon.com : Epic Militaria WW1 US M17 Helmet - American Military Army Steel Cotton Lined Reproduction (Medium (56/57 cm)), Green : Sports & Outdoors
Herm. Weissenburger & Cie, Stuttgart-Cannstatt - Curassier helmet
Were WWI 'Tinpot' Helmets Really Better at Preventing TBI? The Army Says No | Military.com
Military helmets - an introduction | Australian War Memorial
