This compound engine was of the Mallet locomotive type.

Examples of this type were constructed as Mallet locomotives.

A similar wheel arrangement exists for Mallet locomotives, but is referred to as 4-8-8-4.

The Big Boys are articulated, like the Mallet locomotive design.

This arrangement became known as the Mallet locomotive.

The 2-6-6-2 wheel arrangement was most often used for articulated compound steam Mallet locomotives.

Another innovation was the introduction of Mallet locomotives.

The design was never as popular as the Garratt or Mallet locomotives.

Mallet locomotive number 7 derailed on one of those trestles and rolled into the creek on 30 April 1940.

All 2-10-10-2 locomotives have been articulated locomotives, Mallet locomotives in particular.

The first Mallet locomotive in the Redwood Empire was delivered in 1910.

The Gölsdorf axle system avoided the need for complicated construction methods like that of Mallet locomotives.

Therefore, boiler overhang is less than that of the Mallet locomotive on a curve of the same radius.

First articulated Mallet locomotive completed, by Tubize of Belgium.

The 2-6-6-0 Mallet locomotive had Walschaerts valve gear, a bar frame and used saturated steam.

"Some Mallet locomotives of the oil-burning type have achieved from eighty-five to ninety-five miles an hour with a heavy load behind them.

The Zwillinge offered Mallet locomotive performance through tight curves, but damage to one unit would not disable the second.

In 1955 it was also given to the Selke Valley Railway along with the company's other Mallet locomotives.

Baldwin Locomotives 374 and 379 received tenders from class X Mallet locomotives.

The Mallet locomotive, with one fixed engine under the rear of the locomotive and a radially swinging engine unit in front.

---- No 2 Lessebo (The only remaining original design Mallet locomotive in the world.

One of these early Mallet locomotives, which is a true Mallet and thus a compound, still exists in storage at the Asmara workshops.

Class BB II, a Mallet locomotive designed for winding, hilly routes with tight curves.

Mallet locomotives were operated in the United States up to the end of mainline steam by the Norfolk and Western Railway.

The equivalent UIC classification is, refined to Mallet locomotives, (1'D)D1'.