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Archival description
La Colle Falls - "operations on north shore"
La Colle Falls - workmen on river
La Colle Falls - lock
La Colle Falls
La Colle Falls - "south end of spillway completed"
La Colle Falls - on bank construction
La Colle Falls - lowering a section
La Colle Falls - "looking downstream"
La Colle Falls
La Colle Falls - "reinforcement in place"
La Colle Falls - "pant and excavation north bank"
La Colle Falls - "intake excavation and forms"
La Colle Falls
La Colle Falls - lock walls
La Colle Falls - "lock breast wall"
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