N17 Optical Test Range

Located outside the wire on Crow Drive, building N17 was constructed as an optical test range. The building was erected by the Ministry of Supply (MoS) for High Explosive Research (HER) who were engaged in Operation Hurricane to test high…

Images from the Fort (1989)

In 1989 a report was published aimed at “drawing together at the current time, information regarding the physical plan, form and history of the ancient monument known as Fort Halstead.” These rare images detail some of the historical features still…