Worker on bulldozer levelling cinder fill.
Grading camp in South Mount Royal, horse-drawn grading crews, Alberta.
Pole yard at Victoria Park.
Mayor Don Mackay and Superintendent J. H. Wilson on "giraffe" truck extension.
Grading camp in South Mount Royal, several crews.
Spray Lakes Power Plant 62,000 hp generator.
Man in "giraffe" truck installing a new street light.
Streetcars along flooded Elbow River, Alberta.
"Calgary's Dynamos Now Humming with Energy".
Spray Lakes Power Power Plant transformer.
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