4-6-4 locomotives

', under the Whyte notation for the classification of locomotives, represents the wheel arrangement of four leading wheels, six powered and coupled driving wheels and four trailing wheels. In France where the type was first used, it is known as the Baltic while it became known as the Hudson' in most of North America.

class of 3 German 3-cylinder 4-6-4 locomotives

class of 49 Japanese 4-6-4 locomotives

class of 1 prototype electric locomotive

The 2-3-2K (factory designation P12, Russian: ) was an experimental steam locomotive built in the Soviet Union for hauling express passenger trains. Designed at the Kolomna Works in Kolomna, two examples were constructed between 1937 and 1938. They operated express services before World War II.

class of Japanese 4-6-4 locomotives