Cold War Relic:

"Deep beneath the headquarters of the Linnean Society, in Burlington House on Piccadilly, is a bomb-proof room built at the height of the Cold War to protect the collections of the Swedish naturalist Carl von Linné, more commonly known by his Latinised name, Linnaeus."

https://www.lrb.co.uk/the-paper/v46/n04/lorraine-daston/unicorn-or-narwhal