“According to spirits expert John deBary of the Food Network, Tanqueray is imprinted with the number 10 as a nod to its roots: The specific still used to produce these select batches of Tanqueray is imprinted with the number 10. And it's the very same one Tanqueray has been using for 200 years, earning it the nickname "Old Tom." Old Tom even survived one of the infamous Blitz air raids in London in 1941.”