LNER Class A4 4468 Mallard
London and North Eastern Railway locomotive numbered 4468 "Mallard" is a Class A4 4-6-2 Pacific steam locomotive built at Doncaster Works, England in 1938. It is historically significant as the holder of the world speed record for steam locomotives at .
East Coast Main Line
The ECML has been the backdrop for a number of significant rail journeys and locomotives. The line was worked for many years by Pacific locomotives designed by Sir Nigel Gresley, including the steam locomotives "Flying Scotsman" and "Mallard". Mallard achieved a world record speed for a steam locomotive, having attained a recorded top speed of , while traversing the Grantham-to-Peterborough section on the descent of Stoke Bank. To date, the speed record set by Mallard has not been broken.