A group of six guns or howitzers.

Slatted wooden planking used for flooring trenches or muddy ground.

Term used to describe anti-aircraft fire.

French regulation helmet named after its designer.

The most advanced medical post behind the Regimental Aid Post.

A finned mortar bomb dropped from an aircraft.

British slang for a German soldier.

Temporary structure of canvas on a frame used at British base camps.

Australian and New Zealand Army Corps.

Civilian ship armed and taken into the navy.