Whaleback Cargo Ship
Library Of Congress/science Photo Library
Tour Boat
Jim West/science Photo Library
Us Coast Guard Patrol
Jim West/science Photo Library
Soo Locks #2
Jim West/science Photo Library
Boats In Soo Locks
Jim West/science Photo Library
Soo Locks #4
Jim West/science Photo Library
Ship Taking On Supplies #2
Jim West/science Photo Library
Us Coast Guard Patrol #1
Jim West/science Photo Library
Soo Locks #1
Jim West/science Photo Library
Man Holding Marine Rope
Jim West/science Photo Library
Ship Taking On Supplies
Jim West/science Photo Library
Cargo Ship
Jim West/science Photo Library
Ship Taking On Supplies #1
Jim West/science Photo Library
Soo Locks #3
Jim West/science Photo Library
Double-crested Cormorant
Jim West/science Photo Library
Tour Boat And Cargo Ship
Jim West/science Photo Library
Soo Locks #6
Jim West/science Photo Library
Cargo Ships
Jim West/science Photo Library
Soo Locks
Jim West/science Photo Library
Bridge Repair
Jim West/science Photo Library
Soo Locks #5
Jim West/science Photo Library
Depth Gauge
Jim West/science Photo Library
Algoma Steel Mill #4
Jim West/science Photo Library
Algoma Steel Mill #6
Jim West/science Photo Library
Algoma Steel Mill #8
Jim West/science Photo Library
Algoma Steel Mill #11
Jim West/science Photo Library
Barge In Dry Dock
Jim West/science Photo Library
Barge In Dry Dock #1
Jim West/science Photo Library
Saint Marys Falls Hydropower Plant #1
Jim West/science Photo Library
Algoma Steel Mill #5
Jim West/science Photo Library
Algoma Steel Mill #7
Jim West/science Photo Library
Algoma Steel Mill #9
Jim West/science Photo Library
Algoma Steel Mill #10
Jim West/science Photo Library
Algoma Steel Mill #12
Jim West/science Photo Library
Saint Marys Falls Hydropower Plant
Jim West/science Photo Library
Algoma Steel Mill #2
Jim West/science Photo Library
Algoma Steel Mill
Jim West/science Photo Library
Algoma Steel Mill #1
Jim West/science Photo Library
Algoma Steel Mill #3
Jim West/science Photo Library