This WWI helmet may outperform modern ones against shock waves
Germany - Helmet
The Brodie Helmet | National Army Museum, London
5 Real-Life WWI Artifacts As Depicted In Netflix's "All Quiet on the Western Front" | National WWI Museum and Memorial
Brodie Helmet / Helmet, steel, Mark I (World War I) - YouTube
Mk I steel helmet with second pattern Cruise visor : British Army | Australian War Memorial
W. H. Mullins Co. | American Helmet Model No. 7, Sentinel's Helmet | American, Salem, Ohio | The Metropolitan Museum of Art
Amazon.com : World War Supply US WW1 M1917 Brodie Helmet Doughboy Helmet : Sports & Outdoors
World War One Doughboy Helmet] - UNT Digital Library
Brodie helmet - Wikipedia
5 Real-Life WWI Artifacts As Depicted In Netflix's "All Quiet on the Western Front" | National WWI Museum and Memorial
Belgian steel helmet | NZHistory, New Zealand history online
National Museum of the Marine Corps - Artifact Highlight - WWI 2d Division Helmet circa 1918 This M1917 helmet belonged to Marine Arthur E. Lyng. Lyng was a Navy Cross and Distinguished
John Leopold Brodie (1873-1945) - Mark 1 steel helmet
Ford Motor Company | American Helmet Model No. 8 | American, Philadelphia | The Metropolitan Museum of Art
Amazon.com : World War Supply US WW1 M1917 Brodie Helmet Doughboy Helmet : Sports & Outdoors
World War I 55th U.S. Engineers Painted Helmet | Antiques Roadshow | PBS
WWI U.S. Army Protective Helmet Used by American Rocket Society | National Air and Space Museum
Steel Helmet, Brodie "War Office" pattern: British Army | Imperial War Museums
Stahlhelm - Wikipedia
New York City Built a WWI Victory Monument Out of 85,000 German Helmets | Military.com
French First World War helmet is ahead in injury prevention
Uniforms and Personal Gear - Helmet | Canada and the First World War
Bashford Dean and Helmet Design During World War I | The Metropolitan Museum of Art
Amazon.com: Epic Militaria Replica WW1 German M16 Helmet with Liner (Large - 58/59 cm) : Automotive
helmet - Collections Online - Auckland War Memorial Museum