Calgary Power Company steam power plant under construction, Lacombe, Alberta. 

Interior of Calgary Power Company steam power plant, Lacombe, Alberta. 

Interior of Calgary Power Company steam power plant, Lacombe, Alberta. 

Interior of Calgary Power Company steam power plant, Lacombe, Alberta. 

Interior of Calgary Power Company steam power plant, Lacombe, Alberta. 

Eau Claire and Bow River Lumber Company lumber mill, Calgary, Alberta. 

Eau Claire and Bow River Lumber Company lumber mill, Calgary, Alberta. 

Eau Claire power plant, Calgary, Alberta. 

Calgary Power Company Victoria Park steam power plant, Calgary, Alberta. 

Interior of Calgary Power Company Victoria Park steam power plant, Calgary, Alberta. 

Steam power plant construction site, Medicine Hat, Alberta. 

Dam and power plant on Horseshoe Falls on Bow River, Seebe area, Kananaskis, Alberta. 

Dam and power plant on Horseshoe Falls on Bow River, Seebe area, Kananaskis, Alberta. 

Spillway of Eau Claire power plant, Calgary, Alberta. 

Woman sitting on structure over Bow River, Calgary, Alberta. 

Steam power plant construction site, Medicine Hat, Alberta. 

Ghost dam and hydroelectric power plant [Ghost Plant], Cochrane area, Alberta. 

Steam power plant construction site, Medicine Hat, Alberta. 

Power transmission lines at steam power plant construction site, Medicine Hat, Alberta. 

Pocaterra dam and hydroelectric power plant [Pocaterra Plant], Kananaskis, Alberta. 

Interior of Calgary Power Company power plant at Horseshoe Falls, Bow River, Seebe area, Kananaskis, Alberta. 

Power plant building at the Spray Lakes hydroelectric power plant [Spray Plant], Spray Lakes area, Alberta. 

Calgary Power Company construction site at Horseshoe Falls dam, Seebe area, Kananaskis, Alberta. 

Bearspaw dam and hydroelectric power plant [Bearspaw Plant] construction site, Calgary area, Alberta. 

Bearspaw dam and hydroelectric power plant [Bearspaw Plant] construction site, Calgary area, Alberta. 

Bearspaw dam and hydroelectric power plant [Bearspaw Plant] construction site, Calgary area, Alberta. 

Power transmission lines, Spray Lakes hydroelectric power plant [Spray Plant], Spray Lakes area, Alberta. 

Ghost dam and hydroelectric power plant [Ghost Plant], Cochrane area, Alberta. 

Ghost dam and hydroelectric power plant [Ghost Plant], Cochrane area, Alberta. 

Buildings at Pocaterra dam and hydroelectric power plant [Pocaterra Plant] site, Kananaskis, Alberta. 

Interior of Calgary Power Company Atlantic Avenue steam power plant, Calgary, Alberta. 

Pocaterra dam and hydroelectric power plant [Pocaterra Plant], Kananaskis, Alberta. 

Power station at Ghost dam and hydroelectric power plant [Ghost Plant], Cochrane area, Alberta. 

Power transmission lines at Pocaterra dam and hydroelectric power plant [Pocaterra Plant] construction site, Kananaskis, Alberta. 

Victoria Park steam power plant, Calgary Power Company, Calgary, Alberta. 

Pocaterra dam and hydroelectric power plant [Pocaterra Plant], Kananaskis, Alberta. 

Bearspaw dam and hydroelectric power plant [Bearspaw Plant] construction site, Calgary area, Alberta. 

Construction workers, dam and power plant on Horseshoe Falls on Bow River, Seebe area, Kananaskis, Alberta. 

Calgary Water Power Company steam power plant, Calgary, Alberta. 

Power transmission lines from Ghost dam and hydroelectric power plant [Ghost Plant], Cochrane area, Alberta. 

Girders of extension to steam power plant being erected at construction site, Medicine Hat, Alberta. 

Ghost dam and hydroelectric power plant [Ghost Plant], Cochrane area, Alberta. 

Ghost dam and hydroelectric power plant [Ghost Plant] under construction, Cochrane area, Alberta. 

Key plan of Ghost dam and hydroelectric power plant [Ghost Plant] and adjacent area, Cochrane area, Alberta. 

Ghost dam and hydroelectric power plant [Ghost Plant], Cochrane area, Alberta. 

Pocaterra dam and hydroelectric power plant [Pocaterra Plant] construction site, Kananaskis, Alberta. 

Pocaterra dam and hydroelectric power plant [Pocaterra Plant] construction site, Kananaskis, Alberta. 

Pocaterra dam and hydroelectric power plant [Pocaterra Plant] construction site, Kananaskis, Alberta. 

Trench and pipes at steam power plant construction site, Medicine Hat, Alberta. 

Bearspaw dam and hydroelectric power plant [Bearspaw Plant] construction site, Calgary area, Alberta.