Which famous steam locomotive used to run between London and Edinburgh?
Steam locomotive Stephenson established his company as the pre-eminent builder of steam locomotives for railways in the United Kingdom, the United States, and much of Europe. In the 20th century, Chief Mechanical Engineer of the London and North Eastern Railway (LNER) Nigel Gresley designed some of the most famous locomotives, including the "Flying Scotsman", the first steam locomotive officially recorded over 100 mph in passenger service, and a LNER Class A4, 4468 "Mallard", which still holds the record for being the fastest steam locomotive in the world (126 mph). From the early 1900s steam locomotives were gradually superseded by electric and diesel
Condensing steam locomotive Condensing steam locomotive A condensing steam locomotive is a type of locomotive designed to recover exhaust steam, either in order to improve range between taking on boiler water, or to reduce emission of steam inside enclosed spaces. The apparatus takes the exhaust steam that would normally be used to produce a draft for the firebox, and routes it through a heat exchanger, into the boiler water tanks. Installations vary depending on the purpose, design and the type of locomotive to which it is fitted. It differs from the usual closed cycle condensing steam engine, in that the function of the