Union Pacific Diesel Locomotives
This page was last updated on February 26, 2013.
Diesel Locomotive Roster — An index page for the Union Pacific diesel locomotive roster, with full and complete coverage of the period of 1934 through 2001, including all merger.
Heritage Fleet Index — An index page to the fleet of steam and diesel locomotives UP has kept to honor its heritage.
Union Pacific Switchers and Slugs — Edited versions of the original text used in 1996 for the publication of "Union Pacific Switchers and Slugs", published by Withers Publishing Co. The book has 116 pages; 238 black and white photos; 37 color photos; and full rosters of all of UP's EMD, Alco, Baldwin, and GE switchers, plus its yard slugs and road slugs, and is still available from the publisher.
"Serves All The West" — A history of Union Pacific dieselization, from 1934 to 1982. An edited and updated version of the text used in Diesels of the Union Pacific, 1934-1982, The Classic Era, Volume 1 (ISBN 1-881411-24-9), and Diesels of the Union Pacific, 1934-1982, The Classic Era, Volume 2 (ISBN 1-881411-29-X), both by Don Strack (Withers Publishing Co., 1999 and 2005)
(These two books, which have hundreds of photos, are still available from the publisher. Click here for more information, and here for a link to the book at Withers Publishing.)
Union Pacific Diesel Articles — A listing of 31 separate articles about Union Pacific diesel locomotives.
UP Diesel Locomotive Painting Lettering & Numbering — An index page to pages about Union Pacific's diesel locomotive painting, lettering and numbering.
UP Diesel Locomotive Features — Information about internal and external features that have been added to UP locomotives.
UP Diesel Locomotive AFEs — The text for research notes taken from Union Pacific Authorities For Expenditures, corporate-level funding authority for changes and improvements to Union Pacific's fleet of diesel locomotives in the period 1940 to 1956. This is raw UP locomotive history at its best.
Bunker 'C' — A separate page about Union Pacific's use of heavy-grade residual fuel, known as Bunker 'C', in its steam locomotive, Gas Turbines, and turbocharged GP9s.
Miscellaneous Notes — Random information concerning Union Pacific's fleet of diesel locomotives.
Union Pacific Locomotive Directories — A page of information about the UP diesel locomotive roster books.
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