Baxter, Stephen. "The Jubilee Plot"
Summary: A participant in an autocar race across the Channel Bridge learns of a plot to assassinate Queen Victoria.
Published: In Celebration: 50 Years of the British Science Fiction Association (ed. Ian Whates), NewCon 2008 (0955579147BUY); and Obelisk, Gollancz 2016 (147321274XBUY, 1473212766BUY).