English

Subterranea 40 (December 2015)

Subterranea Britannica is a UK-based society for all those interested in man-made and man-used underground structures and space. Founded in 1974, the society (often known simply as Sub Brit) has grown to over a thousand members. Our interests cover all manner of underground sites, from Neolithic flint mines to nuclear bunkers. Some can be easily visited, others require more specialist training or equipment; some, sadly, no longer exist. Subterranea, our members' magazine, is published three times a year. In This Issue... ROC Group Controls AUs in Northumberland Silesia Weekend Factory Air-Raid Shelters

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