Bashford Dean and Helmet Design During World War I | The Metropolitan Museum of Art
World War I | American Institute of Physics
Brodie Helmet / Helmet, steel, Mark I (World War I) - YouTube
Pickelhaube - Wikipedia
WORLD WAR I TREASURES IN THE STOREROOM
Amazon.com: German WWI M1910 Officer Visor Cap- Size 7.25 (58cm): Collectibles: Clothing, Shoes & Jewelry
World War I 55th U.S. Engineers Painted Helmet | Antiques Roadshow | PBS
Amazon.com: British WWI Officer Service Dress Peaked Cap- Size US 7 1/2 (60cm): Clothing, Shoes & Jewelry
Prussian Cavalry Officer Helmet > National Museum of the United States Air Force™ > Display
WWI U.S. Army Protective Helmet Used by American Rocket Society | National Air and Space Museum
Royal Artillery | National Army Museum
German Helmet - Cork City Council
The Brodie Helmet | National Army Museum, London
Uniforms and Personal Gear - Cap | Canada and the First World War
The Evolution of the Hard Hat - The New York Times
British WW1 Wool Trench Caps - Etsy
Military helmets - an introduction | Australian War Memorial
U.S. officer's campaign hat, World War I] - The Portal to Texas History
Combat helmet from World War I used by the 93rd Infantry Division | National Museum of African American History and Culture
World War One Doughboy Helmet] - UNT Digital Library
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
WWI Helmets Protect Against Shock Waves Just as Well as Modern Designs | Duke Pratt School of Engineering
50th Aero Squadron M1917 Infantry Helmet > National Museum of the United States Air Force™ > Display
John Leopold Brodie (1873-1945) - Mark 1 steel helmet
