A History of the Combat Helmet and the Quest to Prevent Injuries | Health.mil
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
French Adrian Helmet | National Museum of African American History and Culture
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
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
Germany - Helmet
M-1 Helmet of Leonard T. Schroeder | The National WWII Museum | New Orleans
Were WWI 'Tinpot' Helmets Really Better at Preventing TBI? The Army Says No | Military.com
The Evolution of the Hard Hat - The New York Times
John Leopold Brodie (1873-1945) - Mark 1 steel helmet