La Colle Falls - "Intake: first concrete"
La Colle Falls
La Colle Falls - workmen on river
La Colle Falls - workmen on river
La Colle Falls - channel
La Colle Falls - lock
La Colle Falls - "operations on north shore"
La Colle Falls - "intake floor"
La Colle Falls - "panorama looking upstream"
La Colle Falls - "panorama looking upstream"
La Colle Falls
La Colle Falls - "moving crest or apron form"
La Colle Falls
La Colle Falls - "looking up-stream"
La Colle Falls - "lock and dam looking upstream"
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