WWI U.S. Army Protective Helmet Used by American Rocket Society | National Air and Space Museum
World War One Doughboy Helmet] - UNT Digital Library
The Brodie Helmet | National Army Museum, London
Germany - Helmet
Amazon.com : Epic Militaria WW1 US M17 Helmet - American Military Army Steel Cotton Lined Reproduction (Medium (56/57 cm)), Green : Sports & Outdoors
WW1 helmet with bullet hole stolen in break-in - BBC News
Camouflage Painted Doughboy Helmet | Lest We Forget | World War I Exhibit | Pritzker Military Museum & Library | Chicago
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
Steel Helmet and brow plate, M1916 (German) | Imperial War Museums
WWI Helmets Protect Against Shock Waves Just as Well as Modern Designs | Duke Pratt School of Engineering
A World War I Vintage Helmet Bests A Modern Brain Bucket : NPR
Artifact of the Week: Battle-damaged Helmet | NC DNCR
Amazon.com : World War Supply US WW1 M1917 Brodie Helmet Doughboy Helmet : Sports & Outdoors
Military helmets - an introduction | Australian War Memorial
How a WWI war helmet outperformed modern gear in a new study | PBS NewsHour