TOP:  Canadian Pacific Railway sleeping car sections - Circa 1920 Photographer unknown - Library and Archives Canada MIKAN 3380553. MIDDLE:  A Canadian Pacific Railway sleeping car with the berths made up - Circa 1920 Photographer unknown - Library and Archives Canada MIKAN 3380562. BOTTOM:  A Canadian National Railways sleeping car lower berth - 1937 Photographer unknown - Library and Archives Canada MIKAN 3353752.