TESTING THE STRENGTH OF A CIVILIAN STEEL HELMET: RESEARCH AT THE MINISTRY OF HOME SECURITY RESEARCH LABORATORIES, OXFORD, OXFORDSHIRE, ENGLAND, UK, 1941 - A scientist at the Ministry of Home Security Research Laboratories in Oxford tests a civilian steel helmet by firing at it with a shrapnel ball. A selection of further helmets to be tested can be seen on the table to the right of the photograph. The test is taking place outdoors. ,
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