BLI 9919 HO Scale UP CSA-2 Early Challenger Union Pacific 3824 Fantasy 1800s Scheme Paragon4 Hybrid Theme_Build Divers One member of the class

One member of the class 70013 Oliver Cromwell has the distinction of being the last official steam locomotive to haul a revenue train on August 11

24611 left turnout with a built-in decoder and mechanism

not attenuated by exhaust mufflers kept “free” to provide the most significant performance

Two axles powered in each truck using cardan shafts

BLI 9919 HO Scale UP CSA-2 Early Challenger Union Pacific 3824 Fantasy 1800s Scheme Paragon4 Hybrid Theme_Build Divers One member of the classBLI 9919 HO Scale UP CSA 2 Early Challenger Union Pacific 3824 Fantasy 1800s Scheme Paragon4 Hybrid The Union Pacific Challengers were a class of powerful, simple articulated 4 6 6 4 steam locomotives built by the American Locomotive Company (ALCO) exclusively for the Union Pacific Railroad. Between 1936 and 1943, a total of 105 were constructed. Measuring an impressive 122 feet (37 m) in length and weighing 628,000 pounds (284,800 kg), these