Okay, so I am sitting around after work, at peace with the world and seeking argument from no one, when I learn that the famous 4-8-8-4 "Big Boy" steam locomotives of the Union Pacific were NOT the largest in the world. I am confused, because every book I have about railways insists the "Big Boys" were the largest steam locomotives, ever, in the world. But the the Guiness Book of World Records throws a loop, insisting that in 1916 the Virginian Railway had a 2-8-8-8-4-6 locomotive, and that between 1914 and 1929, the Erie Railroad ran a freight train using...