A rare British tank helmet from the First World War that servicemen refused to wear because its resemblance to the German equivalent led to 'friendly fire' attacks has been found in a charity shop.

From left, French soldiers during WW1 in 1916, a US soldier in ... manufactured using similar materials to the British and German World War I helmets. “The main difference is that the French ...

The German, British, and modern American helmets performed roughly the same ... to use historical data of blast injuries during WWI to analyze similar injuries in modern combat situations.

“The result is intriguing because the French helmet was manufactured using similar materials as its German and British counterparts, and even had a thinner wall,” Joost Op ‘t Eynde, a ...

"The result is intriguing because the French helmet was manufactured using similar materials as its German and British counterparts, and even had a thinner wall," said Op 't Eynde. "The main ...

The helmets tested were the World War I "Brodie" models used by American and British troops, the French "Adrian," Germany's "Stahlhelm" and the modern US Advanced Combat Helmet. The tests were ...

The tin helmet, the machine gun and the R80 airship ... Even though the Vickers machine gun was introduced in 1912, at the outbreak of WW1 the British Army had only 100, according to the Western ...

Growing from its WWI origins, the standard issue Army ... copied from the Brodie helmet developed by the British. The design was basic, just a sheet of manganese steel pressed into a bowl shape ...

But a 2014 review conducted by a committee created by the National Academies' National Research Council notes that while the Kevlar-based ACH helmet is a significant evolution from its WWI ...