MTH Railking 30-1545-1 O Gauge 4-6-6-4 Imperial Challenger Western Maryland WM 1201 with PS2 - USED Theme_Wonder Woman 1984 Berkshire Junction Cozy Campfire Kit

Berkshire Junction Cozy Campfire Kit

Decals for USMC

Walthers Cornerstone 933-3466 HO Scale Argosy Booksellers Building Kit

The SA-2A/B/C models can be distinguished by the two sets of four

MTH Railking 30-1545-1 O Gauge 4-6-6-4 Imperial Challenger Western Maryland WM 1201 with PS2 - USED Theme_Wonder Woman 1984 Berkshire Junction Cozy Campfire KitMTH Railking 30 1545 1 O Gauge 4 6 6 4 Imperial Challenger Western Maryland WM 1201 with PS2 USED The first Challengers were conceived in 1936 as fast freight engines to replace the Union Pacific's fleet of three cylinder 4 12 2 locomotives. With an extra center cylinder for added power and a top speed of 45 mph, the 4 12 2s had been successful freight engines when built in 1926. But a decade later they were considered slow and difficult to maintain.