La Colle Falls - "intake excavation and forms"
La Colle Falls - "looking downstream"
La Colle Falls - "looking downstream"
La Colle Falls
La Colle Falls
La Colle Falls - view of enclosed section on river
La Colle Falls
La Colle Falls - "looking upstream"
La Colle Falls
La Colle Falls
La Colle Falls - lock walls
La Colle Falls - "showing several stages of apron construction"
La Colle Falls - "lock breast wall"
La Colle Falls - "Intake: first concrete"
La Colle Falls - "Intake: first concrete"
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