Pennsylvania Railroad T1 technology. A slippery story of poppet valves, streamlining, and a possible world speed record.

The USRA was born under a unique confluence of circumstances. Prior even to American involvement in the First World War, the ...

We may earn a commission from links on this page. The trains in question operate across two lines in Switzerland, one that runs on track that’s about four-feet and eight-inches wide and another ...

This 2-8-2 wheel arrangement became ... so did the standardization in steam locomotive design and construction. During World War I, the United States Railroad Administration desired a fleet ...

It will no doubt be interesting to many of our readers who have never crossed the Atlantic to be shown tlie picture of a European locomotive ... drawing the "express" train, another for drawing ...

The Fell differential gearbox. All diesel locomotive designs struggle with the problem of transmitting the huge torque required to start a fully loaded train at low speeds, and because of the huge ...

wheels, boiler and all of the other details of the train, which is well-known as the largest locomotive in Japan under the name Shirokuni. The body of Kamioka's 1.8-meter-long locomotive is made ...

For anyone that doesn’t speak European, the change in track width means that the bogies (which house train wheels) of locomotives operating on this service must increase or decrease by more than ...