RSS Feed


Order Number/Date Railroad Road Number Weight Length Seat Notes
146- 5/1915 UPRR M-23 37T 70′ Bag. 300H.P., Original Cost $22703.12, Scrapped 6/1947

Photo Courtesy of the Union Pacific Museum

Photo Courtesy of the Union Pacific Museum

Union Pacific McKeen Car #23 on a trial run around Omaha, Nebraska around May 1915.

Photo of M-23 on the cover of an advertisement for McKeen Cars

Photo Courtesy of Jack A. Pfeifer

Converted M-23 on Lincoln, Nebraska Turntable.

Photo Courtesy of the Union Pacific Museum

By about 1934, M-23, M-24, T-18, and T-19 had been painted in the new Union Pacific Streamlined Armour Yellow and Brown with red striping.  That paint scheme evolved into Yellow, Gray, and Red, today’s paint scheme for most of Union Pacific’s Fleet of diesel locomotives.

Union Pacific M-23 with Directors from the Union Pacific testing out the new technology, Photo taken between May and September 1915.  Photo taken from “Railway and Locomotive Engineering


The following is from “The Electric Railway Journal” June 26th, 1915, Page 1215