Barnes Wallis Foundation trustee Iain Murray explains the recovery of Highball anti- shipping weapons from a Scottish loch
PRESERVATION BOUNCING BOMB

West of Glasgow, off the Firth of Clyde, are the deep waters of Loch Striven. With steep sides that are hardly inhabited and topographically similar to Norwegian fjords, it was used during World War Two as a secret testing site for weapons including the X-craft midget submarines and the Highball ‘bouncing bomb’.