20-30147-1 UNION PACIFIC BIG BOY WITH COAL TENDER #4017-OJust months before Pearl Harbor, the American Locomotive Company delivered the first Big Boy to the Union Pacific Railroad. The UP's Department of Research and Mechanical Standards had designed the locomotive for a specific task: to pull a 3600 ton train unassisted over the Wasatch Mountains in Utah. While the Big Boy is often cited as the biggest steam locomotive ever built, in fact it is not. The Norfolk & Western's Y6 and A, the Duluth Missabe &

Analog (DC) Operation

in 1966 and later Penn Central 5504 in 1968

Designed for use with a single track grade crossing

Atlas Master™ Series Silver Additional Features: • NMRA 8-pin plug for DCC (Decoder-ready)

Features of these layout-ready reefers include:

• Independently controlled lit number boards

Martel or Harpoon ASMs may be carried as alternatives to Sea Eagle until the latter become operational

B is a popular subject for military modellers

3 Removable faces

This is an amazingly simple system for coloring terrain and plaster castings such as rocks

40' wood-side reefer

which can also be placed along a busy street and used as a store and showroom