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  2. 4-8-4 - Wikipedia

    en.wikipedia.org/wiki/4-8-4

    Union Pacific 844, the only steam locomotive never retired by a North American Class I railroad. The 4-8-4 wheel arrangement was a progression from the 4-8-2 Mountain type and, like the 2-8-4 Berkshire and 4-6-4 Hudson types, an example of the "Super Power" concept in steam locomotive design that made use of the larger firebox that could be supported by a four-wheel trailing truck, which ...

  3. Union Pacific 844 - Wikipedia

    en.wikipedia.org/wiki/Union_Pacific_844

    Union Pacific 844 is a class "FEF-3" 4-8-4 "Northern" type steam locomotive owned and operated by the Union Pacific Railroad for its heritage fleet.Built in December 1944 by the American Locomotive Company (ALCO) of Schenectady, New York, No. 844 is one of four surviving FEF series locomotives and the only one in operation.

  4. Union Pacific FEF series - Wikipedia

    en.wikipedia.org/wiki/Union_Pacific_FEF_series

    The Union Pacific FEF series consists of 45 4-8-4 "Northern" steam locomotives built by the American Locomotive Company (ALCO) between 1937 and 1944 and operated by the Union Pacific Railroad until 1959. Like the other Union Pacific steam classes, the acronym comes from the first letter of the spelling of its wheel arrangement: Four Eight Four.

  5. Reading T-1 Class - Wikipedia

    en.wikipedia.org/wiki/Reading_T-1_Class

    The Reading T-1 was a class of 4-8-4 "Northern" type steam locomotives owned by the Reading Company.They were rebuilt from thirty "I-10sa" class 2-8-0 "Consolidation" type locomotives between 1945 and 1947.

  6. St. Louis–San Francisco 4500 - Wikipedia

    en.wikipedia.org/wiki/St._Louis–San_Francisco_4500

    No. 4500 was built as an oil-burning steam locomotive by Baldwin in 1942 for Frisco passenger service. [1] It was the first 4-8-4 Northern that Frisco ordered. Along with similar locomotives 4501 and 4502, it was painted in the zephyr blue, white and gray paint scheme with "Meteor" spelled out on the side of the tender in bold, red letters. [1]

  7. 4-8-8-4 - Wikipedia

    en.wikipedia.org/wiki/4-8-8-4

    A Big Boy locomotive.This example is Union Pacific 4014. 4-8-8-4 wheel arrangement. A 4-8-8-4 in the Whyte notation for the classification of steam locomotives by wheel arrangement, is a locomotive with a four-wheel leading truck, two sets of eight driving wheels, and a four-wheel trailing truck.

  8. Union Pacific Big Boy - Wikipedia

    en.wikipedia.org/wiki/Union_Pacific_Big_Boy

    The Union Pacific Big Boy is a type of simple articulated 4-8-8-4 steam locomotive manufactured by the American Locomotive Company (ALCO) between 1941 and 1944 and operated by the Union Pacific Railroad in revenue service until 1962. The 25 Big Boy locomotives were built to haul freight over the Wasatch Range between Ogden, Utah, and Green ...

  9. Great Northern S-2 - Wikipedia

    en.wikipedia.org/wiki/Great_Northern_S-2

    Great Northern 2584 on display in Havre, Montana, tender from No. 2575 used as auxiliary tender for SP&S 700, remainder scrapped The Great Northern S-2 was a class of 14 4-8-4 "Northern" type steam locomotives built by the Baldwin Locomotive Works in 1930 and operated by the Great Northern Railway until the late 1950s.