[BITList] Re Unearthed: Secrets of the devastation caused by Grand Slam, the largest WWII bomb ever tested in the UK - Home News - UK - The Independent

[FA]

Would imagine that Israel would be interested in the data for their 
eventual attack on the Iranian nuclear development  sites
frank

http://www.independent.co.uk/news/uk/home-news/unearthed-secrets-of-the-devastation-caused-by-grand-slam-the-largest-wwii-bomb-ever-tested-in-the-uk-9078395.html