British Vickers MMG Receiver Shutter (Ejection Port Cover) Assembly Complete Helmets It was adopted in 1910

It was adopted in 1910 and was derived from Hiram Maxim's Maxim gun

These documents provide a fascinating look into the vast sums awarded British senior seamen for doing their duty

Impressive to say the least

tank crews and Carabinieri military police

British Vickers MMG Receiver Shutter (Ejection Port Cover) Assembly Complete Helmets It was adopted in 1910Original Item: "Shutter" is the term used by the British military to describe ejection port cover of the Vickers gun. The shutter consists of a sliding metal plate with a dual purpose spring loaded catch. The catch assembly holds the shutter in either the open or closed position while an additional spring stud retains the shutter in the receiver unless it must be removed for cleaning or maintenance.