Canadian Pacific articulated helper locomotive

D M Bain, Canadian Pacific in the Rockies (Volume 8), Published by the Calgary Group of The British Modellers of North America. 1982

CPR  No. 5755, an articulated 0-6-6-0, all clean and shiny, prepares to help a D9 Ten wheeler with a westbound 12 car passenger train from Lake Louise. See previous post on these unique locomotives.