A diesel locomotive is a type of railway locomotive in which the power source is a diesel engine. Several types of diesel locomotives have been developed...

An electro-diesel locomotive (also referred to as a dual-mode or bi-mode locomotive) is a type of locomotive that can be powered either from an electricity...

800 locomotives. The railways primarily operates a fleet of electric and diesel locomotives along with a few compressed natural gas (CNG) locomotives. Steam...

TU6 (ТУ6) is a Soviet narrow gauge diesel locomotive for the track gauge of 750 mm (2 ft 5+1⁄2 in). The first TU6A was built in 1973 at the Kambarka Engineering...

The American Locomotive Company (ALCO), based in Schenectady, New York, United States produced a wide range of diesel-electric locomotives from its opening...

Although prototype diesel locomotives ran in Britain before World War II, the railways of both the Republic and Northern Ireland changed over much more...

Soviet narrow gauge diesel locomotive for the track gauge of 750 mm (2 ft 5+1⁄2 in) The decision to replace steam locomotives by diesel ones on the narrow...

steam locomotive remained by far the most common type of locomotive until after World War II. Steam locomotives are less efficient than modern diesel and...

steam locomotives, but struggled to compete when demand switched to diesel locomotives. Baldwin produced the last of its 70,000-plus locomotives in 1951...

The TU10 locomotives (Russian TУ10) of the Russian Railways (RŽD) are narrow gauge diesel locomotives intended for children's railways. The children's...