Show engine half flail a block long lone designed especially to burn a grade of coal of comparatively low heating value a huge engine constructed for the northern pacific railway Is 12 i feet I 1 long on weighs more than pounds and has 84 34 wheels including the 12 on the tender says popular mechanics magazine an interesting fen feature Is tile the mechanical stoker which will crush deliver and distribute about the huge firebox more than 22 tons of coal nn an hour it Is expected that the locomotive will be able to haul in one train cars that are now made up into two |