Union Pacific Steam Locomotives
Index For This Page
This page was last updated on November 24, 2016.
Union Pacific Steam Locomotive Roster -- A full and complete roster listing of Union Pacific's steam locomotives from 1864 to 1962.
Gordon McCulloh and I have pooled our resources and put together an all-time roster listing of Union Pacific's steam locomotives, from 1864 to 1962, including all of the road's predecessors and subsidiaries of the same time period.
Heritage Fleet Steam Locomotives -- Information about the steam locomotives UP has kept to honor its heritage, includes information about UP 844, 3985 and 4014.
Union Pacific Common Standard Steam Locomotives -- A listing taken from two UP drawings of 1940 and 1942, showing all classes of steam locomotives on Union Pacific and its OSL, OWRR&N and LA&SL subsidiaries.
Union Pacific, Not In Utah -- An index page for Union Pacific predecessor and subsidiaries, not in Utah.
Painting and Lettering
Union Pacific Steam Locomotive Painting and Lettering -- An index page for paint schemes used on UP's steam locomotives.
Union Pacific Steam Locomotive Notes -- General information about UP's steam locomotives.
Union Pacific After 1936 -- A brief review of changes in Union Pacific's organization that took effect on January 1, 1936.
Smoke Stacks -- A discussion of the large exhaust stacks unique to many of Union Pacific's steam locomotives; designs that accompanied the use of annular port "Sweeney" nozzles in the 1930s, and multiple jet nozzles in the 1940s.
Union Pacific Steam Tenders -- Roster listings and other information about some of UP's steam locomotive tenders.
Union Pacific Articulateds -- An article by Richard Cole, originally presented in Western Prototype Modeler, May-June 1975.
War Babies -- Information about Union Pacific's ex C&O and ex N&W locomotives, known as "War Babies," purchased at the end of World War II to ease the handling of wartime traffic.
Two-Tone Gray Challengers -- Information about the 10 UP 4-6-6-4 Challenger locomotives that received UP's two-tone gray paint scheme.
Union Pacific Steam Locomotive Wheel Arrangements -- Information about the wheel arrangements of Union Pacific steam locomotives.
Union Pacific's 2-8-2 Mikado Locomotives -- Information about Union Pacific's 2-8-2 Mikado and MacArthur steam locomotives.
Union Pacific 9000-Class Locomotives -- A brief history of Union Pacific's 9000-class 4-12-2 locomotives, including the eight (of 88 total) "Bald Faced Nines."
Super 800s -- Information about the proposed designs for new 4-8-4s in 1942, 1945, and 1947.
UP 800-class 4-8-4s On Cajon -- Information about the use of Union Pacific 800-class steam locomotives on Cajon Pass in southern California.
Union Pacific MP&M Men -- Brief biographical information about the men in UP's Motive Power & Machinery department (under construction).
Burning Coal On The San Pedro -- An article about the use of coal on the San Pedro, Los Angeles & Salt Lake Railroad.
Burning Coal On The Oregon Short Line -- Brief comments about burning coal on the OSL. Initially written in answer to an email question.
UP's Shay Locomotives -- Information about Union Pacific three Shay locomotives, assigned to the Tintic mining district in central Utah.
Streamlined Steam Locomotives -- Information about Union Pacific's two Streamlined steam locomotives, 4-6-2 no. 2906 and 4-8-2 no. 7002.
Union Pacific Steam Locomotive Assignments in 1949 -- A listing of Union Pacific steam locomotive assignments as of January 31, 1949, based on a list published more than 20 years ago in The Streamliner in 1985.
Union Pacific Steam Locomotive Assignments in 1950 -- A listing of Union Pacific steam locomotive assignments as of January 1, 1950, based on a list published more than 20 years ago in The Streamliner in 1986.
Union Pacific Steam Locomotive Bibliography -- A listing of Union Pacific books and magazine articles.
UP Steam DDR -- Union Pacific steam locomotives, photos from the collections of Dave England, Dean Gray, and Ralph Gochnour (955 black & white photos)
UP Steam Locomotives -- Photos by Union Pacific Railroad; gathered from numerous sources from 1972 to 1988, with additional prints acquired during 2014 (207 photos).
Steam Locomotive Chronology
1915-1933 -- Steam Era (Steam only)
1934-1962 -- Late Steam Era (Steam and Diesel)
A History Of Union Pacific Steam -- Information about obtaining a copy of Gordon McCulloh's recent 328-page book about Union Pacific steam locomotives in the period after 1915. This is an excellent book, and every fan of Union Pacific steam locomotives should have a copy.
General Steam Locomotive Information
Steam Locomotive Builders -- An index page for information about steam locomotive builders.
Steam Locomotive Sounds -- An index of steam locomotive sounds, including Union Pacific steam locomotives.
Newspaper Items -- Brief summaries of locomotive information taken from Salt Lake City, and Utah and Idaho regional newspapers, 1877-1900
Union Pacific Shay Locomotives -- An article about UP's Shays, assigned to the Tintic (Utah) Subdivision
Union Pacific, Not In Utah -- Information about the companies and subsidiaries that added to UP's locomotive fleet, and to its system of branchlines.