 The battery had a complement of some one hundred men in all . These were chiefly gunnery crews , of course , such as my team , but also included staff officers and their assistants , medical , cooks , observation teams , maintenance teams and guards with side arms . It was intended that the battery could remain under siege for up to three months , with sufficient rations and generator fuel kept on site for this event ; the water supply came from an <unk> and could not be interrupted . It was a remarkable structure , and it featured prominently in propaganda of the time … 
