BLI 10612 HO Scale Big Boy 4-8-8-4 UP 4024 with Wilson Aftercooler 1944 Paragon4 DCC CR12 all intended to educate the

all intended to educate the reader on the basic and advanced features and functions of DCS

* For details on waterproof standards

Instructions are included

(2) Alignment Pins

BLI 10612 HO Scale Big Boy 4-8-8-4 UP 4024 with Wilson Aftercooler 1944 Paragon4 DCC CR12 all intended to educate theBLI 10612 HO Scale Big Boy 4 8 8 4 UP 4024 with Wilson Aftercooler 1944 Paragon4 DCC When railfans think of big steam, one locomotive almost always comes to mind: the Big Boy. Often regarded as the largest steam locomotive ever builtand certainly a contender for the world's most famous locomotivethe Big Boy was created to meet some of the most demanding operating requirements ever placed on a steam engine. The Union Pacific Railroad needed a